Who bills the most New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203) to Medicare in Maryland?
Medicare Part B FFS · CY2024 · as published by CMS517 physician groups billed New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203) to Medicare fee-for-service in Maryland in 2024; the top five named groups hold 20% of that volume, and independent (non-hospital-affiliated) groups deliver 8%.
99203 — New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more · Source: CMS Medicare Physician & Other Practitioners PUF (Part B), CY2024 release. Medicare fee-for-service only.
Snapshot covers the whole Maryland market — the table below shows the top 100 groups (free tier).
Medicare fee-for-service covers 75% of Medicare in Maryland; Medicare Advantage penetration 13% → 25% since 2020.
| # | Physician group | City | St | Specialty | Providers | 99203 svcs | Share* | Phone |
|---|---|---|---|---|---|---|---|---|
| 1 | PATIENT FIRST MARYLAND MEDICAL GROUP PLLC | BALTIMORE | MD | PHYSICIAN ASSISTANT | 262 | 9,447 | 4.3% | (443) 461-1997 |
| 2 | CENTERS FOR ADVANCED ORTHOPAEDICS LLC | OLNEY | MD | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 596 | 4,993 | 2.3% | (301) 774-0500 |
| 3 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | MD | NURSE PRACTITIONER | 2900 | 4,470 | 2.0% | (410) 502-4340 |
| 4 | ANNE ARUNDEL DERMATOLOGY PA | ANNAPOLIS | MD | PHYSICIAN ASSISTANT | 124 | 4,453 | 2.0% | (410) 263-5439 |
| 5 | CHESAPEAKE UROLOGY ASSOCIATES LLC | BALTIMORE | MD | UROLOGY | 160 | 3,821 | 1.7% | (410) 825-5454 |
| 6 | FOOT AND ANKLE SPECIALISTS OF THE MID-ATLANTIC LLC | KENSINGTON | MD | PODIATRY | 157 | 3,254 | 1.5% | (301) 949-2000 |
| 7 | CAPITAL DIGESTIVE CARE LLC | WASHINGTON | MD | GASTROENTEROLOGY | 238 | 3,150 | 1.4% | (202) 296-3449 |
| 8 | JOHNS HOPKINS REGIONAL PHYSICIANS LLC | LUTHERVILLE | MD | OTOLARYNGOLOGY | 80 | 2,946 | 1.3% | (443) 275-1337 |
| 9 | LUMINIS HEALTH MEDICAL GROUP, LLC | ANNAPOLIS | MD | PHYSICIAN ASSISTANT | 544 | 2,818 | 1.3% | (443) 481-1000 |
| 10 | CENTERS FOR ADVANCED ENT CARE LLC | BETHESDA | MD | QUALIFIED AUDIOLOGIST | 102 | 2,532 | 1.2% | (301) 652-8847 |
| 11 | ANNAPOLIS ENT SURGICAL CENTER LLC | ANNAPOLIS | MD | QUALIFIED AUDIOLOGIST | 45 | 2,482 | 1.1% | (410) 266-3900 |
| 12 | MEDSTAR MEDICAL GROUP II LLC | WASHINGTON | MD | PHYSICIAN ASSISTANT | 3707 | 2,283 | 1.0% | (202) 429-2401 |
| 13 | ADVANCED DERMATOLOGY OF MARYLAND PC | ROCKVILLE | MD | PHYSICIAN ASSISTANT | 44 | 2,261 | 1.0% | (239) 465-4916 |
| 14 | PENINSULA ORTHOPAEDIC ASSOC PA | SALISBURY | MD | PHYSICIAN ASSISTANT | 57 | 1,982 | 0.9% | (410) 749-4154 |
| 15 | PODIATRY ASSOCIATES PA | BEL AIR | MD | PODIATRY | 19 | 1,915 | 0.9% | (410) 879-1212 |
| 16 | SHORE ORTHOPEDICS, INC | EASTON | MD | PHYSICIAN ASSISTANT | 28 | 1,804 | 0.8% | 4108208226107 |
| 17 | UMMS AMBULATORY CARE LLC | DUNDALK | MD | PHYSICIAN ASSISTANT | 53 | 1,776 | 0.8% | (410) 650-4730 |
| 18 | ST PAUL PLACE SPECIALISTS, INC. | BALTIMORE | MD | PHYSICIAN ASSISTANT | 337 | 1,688 | 0.8% | (410) 663-8100 |
| 19 | MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC | HOLLYWOOD | MD | INTERNAL MEDICINE | 236 | 1,634 | 0.7% | — |
| 20 | MEDSTAR URGENT CARE LLC | WALDORF | MD | PHYSICIAN ASSISTANT | 294 | 1,557 | 0.7% | (301) 932-5960 |
| 21 | UNIVERSITY OF MARYLAND COMMUNITY MEDICAL GROUP INC | GLEN BURNIE | MD | NURSE PRACTITIONER | 458 | 1,497 | 0.7% | (410) 761-1222 |
| 22 | MNR INDUSTRIES, LLC | BEL AIR | MD | NURSE PRACTITIONER | 139 | 1,494 | 0.7% | — |
| 23 | YDIPRMC, LLC | SALISBURY | MD | NURSE PRACTITIONER | 30 | 1,459 | 0.7% | 41033463513022 |
| 24 | SAMER SAIEDY MD PA | HAVRE DE GRACE | MD | VASCULAR SURGERY | 15 | 1,396 | 0.6% | (410) 942-1000 |
| 25 | PRECISION ORTHOPEDICS AND SPORTS MEDICINE | LAUREL | MD | ORTHOPEDIC SURGERY | 41 | 1,282 | 0.6% | (301) 498-0383 |
| 26 | WELLAVE LLC | ANNAPOLIS | MD | PHYSICIAN ASSISTANT | 13 | 1,272 | 0.6% | — |
| 27 | FOREFRONT DERMATOLOGY SC | PENSACOLA | MD | PHYSICIAN ASSISTANT | 639 | 1,227 | 0.6% | (800) 243-7546 |
| 28 | PRIVIA MEDICAL GROUP, LLC | ARLINGTON | MD | NURSE PRACTITIONER | 1477 | 1,146 | 0.5% | — |
| 29 | EASTON DERMATOLOGY ASSOCIATES, LLC | EASTON | MD | PHYSICIAN ASSISTANT | 13 | 1,133 | 0.5% | — |
| 30 | TIDALHEALTH SPECIALTY CARE LLC | SALISBURY | MD | NURSE PRACTITIONER | 329 | 1,083 | 0.5% | — |
| 31 | GREATER BALTIMORE MEDICAL CENTER INC | BALTIMORE | MD | HOSPITALIST | 348 | 1,070 | 0.5% | — |
| 32 | CHESAPEAKE EYE CARE AND LASER CENTER LLC | ANNAPOLIS | MD | OPHTHALMOLOGY | 78 | 1,052 | 0.5% | (410) 571-8733 |
| 33 | MARYLAND ONCOLOGY HEMATOLOGY PA | LAUREL | MD | HEMATOLOGY/ONCOLOGY | 99 | 978 | 0.4% | (301) 982-9800 |
| 34 | FAMILY FOOT AND ANKLE ASSOCIATES OF MARYLAND, P.A. | LAUREL | MD | PODIATRY | 4 | 967 | 0.4% | (301) 924-5044 |
| 35 | CHESAPEAKE DIGESTIVE ASSOCIATES, PC | ANNAPOLIS | MD | GASTROENTEROLOGY | 37 | 954 | 0.4% | 4102244887421 |
| 36 | DERM ASSOCIATES LLC | SILVER SPRING | MD | DERMATOLOGY | 40 | 936 | 0.4% | (301) 681-7000 |
| 37 | FREDERICK HEALTH MEDICAL GROUP LLC | FREDERICK | MD | PHYSICIAN ASSISTANT | 202 | 877 | 0.4% | (240) 215-6310 |
| 38 | LIFEBRIDGE COMMUNITY GASTROENTEROLOGY LLC | PIKESVILLE | MD | GASTROENTEROLOGY | 55 | 846 | 0.4% | (410) 602-7782 |
| 39 | VASCULAR SURGERY ASSOCIATES LLC | TOWSON | MD | VASCULAR SURGERY | 15 | 839 | 0.4% | (410) 825-4928 |
| 40 | HORIZON SURGICAL GROUP PA | FREDERICK | MD | VASCULAR SURGERY | 8 | 839 | 0.4% | (240) 529-1414 |
| 41 | JOHNS HOPKINS COMMUNITY PHYSICIANS, INC | BALTIMORE | MD | INTERNAL MEDICINE | 760 | 812 | 0.4% | (410) 522-9800 |
| 42 | MINUTECLINIC LLC | ORLANDO | MD | NURSE PRACTITIONER | 555 | 795 | 0.4% | (866) 389-2727 |
| 43 | CRH MD MANAGEMENT LLC | REISTERSTOWN | MD | NURSE PRACTITIONER | 73 | 782 | 0.4% | (410) 870-5094 |
| 44 | ANNE ARUNDEL GASTROENTEROLOGY ASSOCIATES, P.A. | ANNAPOLIS | MD | GASTROENTEROLOGY | 20 | 777 | 0.4% | (615) 770-6600 |
| 45 | AGAPE PHYSICAL THERAPY AND SPORTS REHABILITATION LP | FOREST HILL | MD | ORTHOPEDIC SURGERY | 675 | 773 | 0.4% | — |
| 46 | SKIN CARE SPECIALTY PHYSICIANS LLC | LUTHERVILLE | MD | DERMATOLOGY | 17 | 726 | 0.3% | (410) 252-9090 |
| 47 | CALVERTHEALTH MEDICAL GROUP, LLC | PRINCE FREDERICK | MD | NURSE PRACTITIONER | 49 | 715 | 0.3% | (410) 535-4488 |
| 48 | KANU PATEL M.D.,P.A. | GREENBELT | MD | OTOLARYNGOLOGY | 2 | 661 | 0.3% | (301) 441-3122 |
| 49 | MCCAGH AND HERRING MD PA | CUMBERLAND | MD | DERMATOLOGY | 5 | 618 | 0.3% | (301) 777-7900 |
| 50 | SPECIALTY PHYSICIANS OF GARRETT COUNTY, LLC | OAKLAND | MD | PHYSICIAN ASSISTANT | 84 | 615 | 0.3% | — |
| 51 | AMBER HILL PHYSICAL THERAPY INC | FREDERICK | MD | ORTHOPEDIC SURGERY | 327 | 570 | 0.3% | — |
| 52 | GREATER CHESAPEAKE HAND SPECIALISTS, P.A. | LUTHERVILLE | MD | PHYSICIAN ASSISTANT | 11 | 566 | 0.3% | 4102966238121 |
| 53 | ADVENTIST PHYSICIAN SERVICES INC | ROCKVILLE | MD | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 145 | 561 | 0.3% | (301) 670-3000 |
| 54 | FREDERICK GASTROENTEROLOGY ASSOCIATES PA | FREDERICK | MD | GASTROENTEROLOGY | 16 | 552 | 0.3% | (301) 695-6800 |
| 55 | EPIPHANY DERMATOLOGY OF MARYLAND, PA | BETHESDA | MD | DERMATOLOGY | 12 | 546 | 0.2% | (301) 530-8300 |
| 56 | GIARDINA AND GLUBO DPM PA | BALTIMORE | MD | PODIATRY | 6 | 545 | 0.2% | (410) 242-7066 |
| 57 | CARROLL HEALTH GROUP LLC | WESTMINSTER | MD | PHYSICIAN ASSISTANT | 70 | 545 | 0.2% | (410) 876-3380 |
| 58 | CHEVY CHASE ENT ASSOCIATES, LLC | CHEVY CHASE | MD | OTOLARYNGOLOGY | 6 | 544 | 0.2% | (301) 656-8630 |
| 59 | CLINICAL ASSOCIATES P A | PIKESVILLE | MD | INTERNAL MEDICINE | 45 | 509 | 0.2% | (443) 471-0460 |
| 60 | NORTH BAY ENT AND AUDIOLOGY GROUP LLC | BEL AIR | MD | QUALIFIED AUDIOLOGIST | 11 | 505 | 0.2% | (410) 879-9100 |
| 61 | EASTERN SHORE FAMILY FOOTCARE LLC | DENTON | MD | PODIATRY | 2 | 499 | 0.2% | (410) 819-0096 |
| 62 | CALVERT DERMATOLOGY, LLC | PRINCE FREDERICK | MD | NURSE PRACTITIONER | 3 | 495 | 0.2% | (410) 535-4561 |
| 63 | ST AGNES HEALTHCARE INC | BALTIMORE | MD | PHYSICIAN ASSISTANT | 277 | 486 | 0.2% | (667) 234-6000 |
| 64 | POTOMAC PODIATRY PLLC | WOODBRIDGE | MD | PODIATRY | 8 | 483 | 0.2% | (703) 583-5959 |
| 65 | ANNAPOLIS HAND CENTER LLC | ANNAPOLIS | MD | HAND SURGERY | 6 | 462 | 0.2% | (410) 544-4263 |
| 66 | UNIVERSITY OF MARYLAND ST JOSEPH MEDICAL GROUP LLC | TOWSON | MD | NURSE PRACTITIONER | 292 | 459 | 0.2% | (410) 337-4877 |
| 67 | UPMC WESTERN MARYLAND HEALTH SERVICES LLC | CUMBERLAND | MD | PHYSICIAN ASSISTANT | 171 | 441 | 0.2% | — |
| 68 | LAURING DERMATOLOGY LLC | MIDDLE RIVER | MD | PHYSICIAN ASSISTANT | 4 | 427 | 0.2% | (410) 665-3093 |
| 69 | FREDERICK DERMATOLOGY ASSOCIATES LLC | FREDERICK | MD | DERMATOLOGY | 8 | 425 | 0.2% | (301) 662-6755 |
| 70 | DOCKSIDE DERMATOLOGY LLC | MILLERSVILLE | MD | DERMATOLOGY | 5 | 420 | 0.2% | (410) 934-5400 |
| 71 | PROGRESSIVE FEET LLC | SPRINGFIELD | MD | PODIATRY | 19 | 419 | 0.2% | (703) 451-5179 |
| 72 | MEDICAL PRACTICES OF ANTIETAM, LLC | HAGERSTOWN | MD | PHYSICIAN ASSISTANT | 231 | 404 | 0.2% | — |
| 73 | WESTMINSTER DERMATOLOGY LLC | WESTMINSTER | MD | PHYSICIAN ASSISTANT | 6 | 403 | 0.2% | (410) 751-3840 |
| 74 | MID-ATLANTIC ENT | ANNAPOLIS | MD | OTOLARYNGOLOGY | 6 | 385 | 0.2% | (410) 573-9191 |
| 75 | SHAH DERMATOLOGY LLC | CHARLOTTE HALL | MD | NURSE PRACTITIONER | 6 | 375 | 0.2% | — |
| 76 | CAPITOL VASCULAR AND ONCOLOGY INSTITUTE, LLC | BRANDYWINE | MD | INTERVENTIONAL RADIOLOGY | 3 | 373 | 0.2% | (301) 358-6070 |
| 77 | FIRST CALL MEDICAL CENTER LLC | LAUREL | MD | PHYSICIAN ASSISTANT | 29 | 365 | 0.2% | (410) 694-7999 |
| 78 | CHRISTIANA CARE QUALITY PARTNERS | NEWARK | MD | PHYSICIAN ASSISTANT | 102 | 364 | 0.2% | (302) 273-1317 |
| 79 | MOUNTAIN SPRING VASCULAR LLC | WARRENTON | MD | PHYSICIAN ASSISTANT | 30 | 358 | 0.2% | (888) 628-8272 |
| 80 | UNIVERSITY OF MARYLAND DERMATOLOGISTS PA | BALTIMORE | MD | DERMATOLOGY | 18 | 342 | 0.2% | (410) 238-8025 |
| 81 | WHITE SQUARE VASCULAR SURGERY PA | BALTIMORE | MD | PODIATRY | 5 | 341 | 0.2% | (410) 918-1525 |
| 82 | SOUTHERN MARYLAND FOOT AND ANKLE LLC | WALDORF | MD | PODIATRY | 4 | 340 | 0.2% | (301) 843-9581 |
| 83 | ALLAWAY AND PAROUSIS UROLOGY MD PA | CUMBERLAND | MD | UROLOGY | 5 | 335 | 0.2% | (301) 724-0132 |
| 84 | FOOT CENTERS OF MARYLAND, LLC | BALTIMORE | MD | PODIATRY | 5 | 326 | 0.1% | (410) 661-3338 |
| 85 | DRS POULTON AND SMITH LLC | BALTIMORE | MD | DERMATOLOGY | 2 | 322 | 0.1% | (410) 574-3100 |
| 86 | CAPITAL WOMENS CARE LLC | ROCKVILLE | MD | OBSTETRICS/GYNECOLOGY | 284 | 318 | 0.1% | (301) 424-1696 |
| 87 | ERICKSON HEALTH MEDICAL GROUP OF MARYLAND, PC | CATONSVILLE | MD | INTERNAL MEDICINE | 39 | 309 | 0.1% | (410) 247-5602 |
| 88 | ATLANTIC GENERAL HOSPITAL CORPORATION | BERLIN | MD | PHYSICIAN ASSISTANT | 100 | 305 | 0.1% | (410) 641-3340 |
| 89 | WIENER AND DANIELS, DPM, PA | OWINGS MILLS | MD | PODIATRY | 10 | 303 | 0.1% | (410) 363-4343 |
| 90 | INTEGRATED DERMATOLOGY GROUP LLC | ELLICOTT CITY | MD | DERMATOLOGY | 6 | 303 | 0.1% | (410) 203-0607 |
| 91 | SINAI HOSPITAL OF BALTIMORE, INC | BALTIMORE | MD | PHYSICIAN ASSISTANT | 386 | 295 | 0.1% | — |
| 92 | DRS MOSHYEDI AND MOSTAGHIM MD PA | GREENBELT | MD | GASTROENTEROLOGY | 6 | 289 | 0.1% | (301) 982-7900 |
| 93 | MARYLAND FAMILY CARE INC | BALTIMORE | MD | INTERNAL MEDICINE | 153 | 287 | 0.1% | (410) 332-9359 |
| 94 | SALUJA MEDICAL ASSOCIATES | BALTIMORE | MD | INTERNAL MEDICINE | 15 | 285 | 0.1% | 4103586450709 |
| 95 | BEST REMEDY URGENT CARE LLC | DELMAR | MD | NURSE PRACTITIONER | 2 | 278 | 0.1% | (410) 707-3979 |
| 96 | ABILITY REHAB ASSOCIATES | SALISBURY | MD | PHYSICIAN ASSISTANT | 9 | 277 | 0.1% | (410) 219-5530 |
| 97 | CAPITAL FOOT AND ANKLE CARE CENTRE, PA | GREAT MILLS | MD | PODIATRY | 2 | 275 | 0.1% | (301) 862-3338 |
| 98 | ELLIOT R GOLDSTEIN MD AND JOEL R SCHULMAN MD PA | ROCKVILLE | MD | ORTHOPEDIC SURGERY | 40 | 273 | 0.1% | (301) 468-8999 |
| 99 | MARYLAND FOOT AND ANKLE SPECIALISTS | ELDERSBURG | MD | NURSE PRACTITIONER | 2 | 272 | 0.1% | (410) 795-2155 |
| 100 | INTEGRATED DERMATOLOGY OF SHADY GROVE LLC | ROCKVILLE | MD | DERMATOLOGY | 5 | 269 | 0.1% | (240) 246-7417 |
*Share of Maryland's disclosed Medicare-FFS services for 99203, counted once per clinician. Volume is placed in the state it was billed from, so this page ranks the groups actually billing 99203 in Maryland — including groups registered elsewhere ("City" is each group's registered location). Group figures sum clinicians affiliated with exactly one group; clinicians in several groups are listed in each group's drill-down but not volume-attributed to any single group.
How to read this. Figures are Medicare fee-for-service only — not all-payer — from the CMS Medicare Physician & Other Practitioners Public Use File (Part B), CY2024 release. CMS suppresses any provider×code row under 11 beneficiaries, so a missing group means "suppressed," never zero. "Charges" are provider-submitted amounts, not payments. Groups are ranked by measured service volume attributed to clinicians in exactly one group — clinicians affiliated with several groups are listed in rosters but never volume-attributed to a single group — a direct read of the public record, not a rating or quality score. Full method: Methods & Sources.
Comparing against an all-payer estimate?
These are exact counts from Medicare fee-for-service claims — roughly a third to half of most procedure markets, depending on payer mix. Modeled all-payer databases project the remainder statistically; we publish the audited floor and label it as such. Same market, different denominator. How the numbers reconcile →