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Medicare Massachusetts · CY2024

Who bills the most Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232) to Medicare in Massachusetts?

Medicare Part B FFS · CY2024 · as published by CMS
445
Billing groups
512,819
Named-group FFS services
$122,701,338
Named-group submitted charges
$239
Avg charge / service
$78
Avg allowed / service
33%
Top-5 concentration
0%
Independent share

445 physician groups billed Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232) to Medicare fee-for-service in Massachusetts in 2024; the top five named groups hold 33% of that volume, and independent (non-hospital-affiliated) groups deliver 0%.

99232 — Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes · Source: CMS Medicare Physician & Other Practitioners PUF (Part B), CY2024 release. Medicare fee-for-service only.

Snapshot covers the whole Massachusetts market — the table below shows the top 100 groups (free tier).

Payer-mix context

Medicare fee-for-service covers 64% of Medicare in Massachusetts; Medicare Advantage penetration 27% → 36% since 2020.

Market structure — concentration, independent share, and the consolidation trend for this market — is part of the market analytics platform — built, not launched yet. Notify me at launch →
#Physician groupCityStSpecialty Providers 99232 svcs Share*Phone
1 MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC BOSTONMADIAGNOSTIC RADIOLOGY 3532 47,044 6.2% (617) 724-0287
2 UMASS MEMORIAL MEDICAL GROUP INC WORCESTERMAPHYSICIAN ASSISTANT 2483 36,467 4.8% (508) 334-1000
3 BAYSTATE MEDICAL PRACTICES INC SPRINGFIELDMAPHYSICIAN ASSISTANT 1326 30,012 3.9%
4 BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC BOSTONMAPHYSICIAN ASSISTANT 2942 29,132 3.8% (617) 732-5500
5 SOUTHCOAST PHYSICIANS GROUP INC FALL RIVERMANURSE PRACTITIONER 868 25,676 3.4% (508) 973-5919
6 HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC BOSTONMAINTERNAL MEDICINE 1689 17,520 2.3% (781) 983-9088
7 LAHEY CLINIC INC BURLINGTONMANURSE PRACTITIONER 1400 16,130 2.1%
8 COASTAL MEDICAL ASSOCIATES WEYMOUTHMAPHYSICIAN ASSISTANT 458 15,825 2.1% (781) 792-4136
9 DANA-FARBER CANCER INSTITUTE, INC. BOSTONMAMEDICAL ONCOLOGY 667 12,967 1.7% (617) 632-3000
10 PHYSICIANS OF CAPE COD HOSPITAL HYANNISMANURSE PRACTITIONER 318 11,152 1.5% (774) 552-6000
11 MASS GENERAL BRIGHAM MEDICAL GROUP NORTHERN MASSACHUSETTS INC SALEMMANURSE PRACTITIONER 803 9,781 1.3% (978) 741-4133
12 REHABILITATION MEDICAL ASSOCIATES PC BRAINTREEMAINTERNAL MEDICINE 16 9,626 1.3% (781) 848-1300
13 MASS GENERAL BRIGHAM MEDICAL GROUP SUBURBAN MASSACHUSETTS INC NEWTONMAINTERNAL MEDICINE 535 9,143 1.2% (617) 243-6000
14 WLB REHABILITATION MEDICINE ASSOCIATES LLC WOBURNMANURSE PRACTITIONER 4 6,425 0.8% (781) 935-5050
15 STURDY HEALTH INC ATTLEBOROMANURSE PRACTITIONER 196 6,287 0.8% (508) 222-3200
16 BMC AFFILIATED PHYSICIANS, INC. BROCKTONMAPHYSICIAN ASSISTANT 525 6,199 0.8% (508) 427-3000
17 EVANS MEDICAL FOUNDATION INC BOSTONMAINTERNAL MEDICINE 530 6,187 0.8% (617) 414-5405
18 PRIMA CARE, PC FALL RIVERMANURSE PRACTITIONER 220 6,134 0.8%
19 PRATT MEDICAL GROUP INC BOSTONMAINTERNAL MEDICINE 277 5,250 0.7% (617) 636-5000
20 BERKSHIRE MEDICAL CENTER INC PITTSFIELDMACERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) 200 5,076 0.7% (413) 447-2000
21 LIFESPAN PHYSICIAN GROUP OF MASSACHUSETTS INC DARTMOUTHMAPHYSICIAN ASSISTANT 434 4,852 0.6% (508) 996-3991
22 COMMUNITY MEDICAL ASSOCIATES, INC. METHUENMAEMERGENCY MEDICINE 150 4,794 0.6% (978) 687-0151
23 LIANNE INC WORCESTERMAPHYSICIAN ASSISTANT 14 4,702 0.6% (508) 453-3223
24 BLW MEDICAL SERVICES LLC WOBURNMAPHYSICAL MEDICINE AND REHABILITATION 10 4,660 0.6% (781) 935-5050
25 ASSOCIATED PHYSICIANS OF HARVARD MEDICAL FACULTY PHYSICIANS AT BETH IS NEW BEDFORDMACERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) 564 4,519 0.6% (781) 983-9088
26 HEBREW REHABILITATION CENTER ROSLINDALEMANURSE PRACTITIONER 50 4,298 0.6% (617) 363-8010
27 HOSPITALIST PHYSICIANS OF MASSACHUSETTS PC WORCESTERMAINTERNAL MEDICINE 82 3,956 0.5% (508) 363-9394
28 BETH ISRAEL LAHEY HEALTH SPECIALTY CARE, INC. BURLINGTONMACERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) 257 3,717 0.5% (781) 744-8400
29 CONNECTICUT MENTAL HEALTH SPECIALISTS INC FARMINGTONMANURSE PRACTITIONER 66 3,601 0.5% (860) 677-5570
30 HOLYOKE MEDICAL CENTER INC HOLYOKEMADIAGNOSTIC RADIOLOGY 201 3,573 0.5% (413) 534-2546
31 Z HINEDI MD PC FALL RIVERMANURSE PRACTITIONER 5 3,534 0.5% (617) 798-6500
32 MASS GENERAL BRIGHAM MEDICAL GROUP WESTERN MASSACHUSETTS INC NORTHAMPTONMAPHYSICIAN ASSISTANT 280 3,508 0.5% (413) 582-2441
33 CAMBRIDGE PUBLIC HEALTH COMMISSION CAMBRIDGEMAPHYSICIAN ASSISTANT 656 3,328 0.4% (617) 665-3000
34 JASON GRUNES PLLC WOBURNMANURSE PRACTITIONER 4 3,087 0.4% (774) 270-1618
35 NEW ENGLAND COMMUNITY MEDICAL SERVICES PLLC CHELMSFORDMANURSE PRACTITIONER 52 2,993 0.4% (978) 685-2460
36 EMERSON PRACTICE ASSOCIATES, INC CONCORDMAINTERNAL MEDICINE 250 2,978 0.4% (978) 287-3020
37 BERKSHIRE FACULTY SERVICES INC PITTSFIELDMAPHYSICIAN ASSISTANT 276 2,816 0.4% (413) 447-2695
38 BOSTON UNIVERSITY PSYCHIATRY ASSOCIATES, INC. BOSTONMAPSYCHIATRY 98 2,764 0.4% (617) 414-5245
39 KIDNEY CARE AND TRANSPLANT SERVICES OF NEW ENGLAND PC WEST SPRINGFIELDMANEPHROLOGY 13 2,760 0.4% (413) 733-0010
40 MASSACHUSETTS ACUTE CARE SPECIALISTS PC MELROSEMAINTERNAL MEDICINE 43 2,555 0.3% (781) 979-3000
41 CURANA HEALTH OF MASSACHUSETTS LLC SPRINGFIELDMANURSE PRACTITIONER 81 2,313 0.3% (413) 604-5201
42 RENIN ASSOCIATES PC PEABODYMANEPHROLOGY 5 2,288 0.3% (978) 531-0677
43 RENAL AND TRANSPLANT ASSOCIATES OF THE NORTHEAST PC SPRINGFIELDMANEPHROLOGY 7 2,284 0.3% 4138672500101
44 LAWRENCE GENERAL HOSPITAL LAWRENCEMAEMERGENCY MEDICINE 112 2,254 0.3% 97868340002979
45 CH SPECIALTY SERVICES MA PC SPRINGFIELDMANURSE PRACTITIONER 82 2,246 0.3% (337) 408-0805
46 THE MCLEAN HOSPITAL CORPORATION BELMONTMAPSYCHIATRY 185 2,195 0.3% (617) 855-3450
47 JORDAN PHYSICIAN ASSOCIATES INC PLYMOUTHMANURSE PRACTITIONER 166 2,088 0.3% (508) 210-5920
48 PHYSICIANS OF FALMOUTH HOSPITAL FALMOUTHMANURSE PRACTITIONER 92 2,040 0.3% (508) 771-1800
49 HENRY HEYWOOD MEMORIAL HOSPITAL GARDNERMADIAGNOSTIC RADIOLOGY 114 1,965 0.3% (978) 632-3420
50 NORTH SHORE-LIJ MEDICAL PC MANHASSETMAPHYSICIAN ASSISTANT 6294 1,961 0.3%
51 MERCY INPATIENT MEDICAL ASSOCIATES INC SPRINGFIELDMAPHYSICIAN ASSISTANT 76 1,906 0.2% (413) 748-9321
52 LGH MERRIMACK VALLEY CARDIOLOGY ASSOCIATES, LLC NORTH CHELMSFORDMACARDIOVASCULAR DISEASE (CARDIOLOGY) 22 1,888 0.2% (978) 256-6607
53 ELLIOT PROFESSIONAL SERVICES MANCHESTERMAPHYSICIAN ASSISTANT 394 1,673 0.2% (603) 552-1670
54 VHM SERVICES INC FRAMINGHAMMAPSYCHIATRY 19 1,653 0.2% (508) 383-1012
55 WOBURN NEPHROLOGY ASSOCIATES PC STONEHAMMANEPHROLOGY 6 1,588 0.2% (781) 933-0710
56 THE COMMONWEALTH OF MASSACHUSETTS TEWKSBURYMAPSYCHIATRY 147 1,572 0.2% (978) 851-7321
57 CENTRAL MASS NEPHROLOGY PUTNAMMANEPHROLOGY 4 1,566 0.2% (508) 363-6008
58 NEW YORK UNIVERSITY NEW YORKMADIAGNOSTIC RADIOLOGY 5704 1,504 0.2% (212) 263-9700
59 NRHN REHAB PHYSICIAN SERVICES, INC PORTSMOUTHMAPHYSICAL MEDICINE AND REHABILITATION 21 1,496 0.2% (603) 501-5584
60 FIRST PSYCHIATRIC PLANNERS, INC CHESTNUT HILLMANURSE PRACTITIONER 11 1,406 0.2% (617) 469-0300
61 INFECTIOUS DISEASES ASSOCIATES, PC METHUENMAINFECTIOUS DISEASE 2 1,397 0.2% (978) 689-2510
62 SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP LOS ANGELESMAINTERNAL MEDICINE 11157 1,387 0.2% (800) 954-8000
63 NEW ENGLAND BAPTIST MEDICAL ASSOCIATES, INC. BOSTONMAPHYSICIAN ASSISTANT 81 1,356 0.2% (617) 754-5800
64 MELROSEWAKEFIELD HEALTHCARE, INC MEDFORDMAPSYCHIATRY 27 1,351 0.2%
65 NEPHROLOGY ASSSOCIATES OF THE MERRIMACK VALLEY PC TEWKSBURYMANEPHROLOGY 4 1,335 0.2% (978) 432-1811
66 SOUTHWEST SUFFOLK MEDICAL PC WEST ISLIPMAINTERNAL MEDICINE 198 1,299 0.2% (631) 376-3000
67 GALEN INPATIENT PHYSICIANS PC PENSACOLAMAHOSPITALIST 1012 1,296 0.2% (850) 416-7000
68 SOUTH SHORE MEDICAL CENTER, INC. NORWELLMANURSE PRACTITIONER 176 1,280 0.2% (781) 878-5200
69 LGH MEDICAL GROUP, INC. LOWELLMANURSE PRACTITIONER 163 1,254 0.2% (978) 788-7344
70 RELIANT MEDICAL GROUP INC WORCESTERMANURSE PRACTITIONER 634 1,241 0.2% (508) 363-5000
71 ANJUM BAQAI MD ASSOCIATES PLLC WOBURNMANURSE PRACTITIONER 3 1,206 0.2% (781) 935-5050
72 INCARE LLC NASHUAMANURSE PRACTITIONER 62 1,195 0.2% (978) 519-4114
73 PIONEER VALLEY CARDIOLOGY ASSOCIATES, INC SPRINGFIELDMANURSE PRACTITIONER 24 1,187 0.2% (413) 748-7095
74 MEDICAL AFFILIATES OF CAPE COD INC HYANNISMANURSE PRACTITIONER 236 1,151 0.2% (508) 771-1800
75 SOUTHEASTERN HOSPITALIST SERVICES PC MYRTLE BEACHMAINTERNAL MEDICINE 308 1,118 0.1% (843) 692-1000
76 LOWELL GENERAL INPATIENT SPECIALISTS PLLC LOWELLMAINTERNAL MEDICINE 70 1,079 0.1% (978) 937-6439
77 HALLMARK HEALTH MEDICAL ASSOCIATES INC MELROSEMANURSE PRACTITIONER 150 1,076 0.1% (781) 979-3070
78 CAPITAL INFECTIOUS DISEASE ASSOCIATES SUGAR LANDMAINFECTIOUS DISEASE 4 1,010 0.1% (832) 886-4994
79 ATRIUS HEALTH INC BOSTONMANURSE PRACTITIONER 1196 997 0.1% (617) 421-1000
80 NE NEPHROLOGY HOME CARE ASSOCIATES DORCHESTERMANEPHROLOGY 9 989 0.1% (617) 739-2100
81 ERIOLA TEROVA MD WESTBOROUGHMAINTERNAL MEDICINE 2 983 0.1% (508) 871-2000
82 WP ACQUISITION SUB LLC HAVERHILLMAPSYCHIATRY 9 968 0.1% (978) 556-6286
83 ST. DAVID'S ORTHO NEURO AND REHAB PLLC AUSTINMAPHYSICIAN ASSISTANT 61 963 0.1% (512) 816-8611
84 COMANCHE COUNTY HEALTHCARE CORPORATION LAWTONMANURSE PRACTITIONER 113 940 0.1% (580) 536-0077
85 BOSTON UNIVERSITY NEUROLOGY ASSOCIATES INC BOSTONMANEUROLOGY 61 930 0.1% (617) 638-8456
86 FALL RIVER NEPHROLOGY PC FALL RIVERMANEPHROLOGY 3 916 0.1% (508) 235-6427
87 PIONEER SPINE AND SPORTS PHYSICIANS PC WEST SPRINGFIELDMAPHYSICAL THERAPIST IN PRIVATE PRACTICE 29 857 0.1% (413) 785-1153
88 LIFESPAN PHYSICIAN GROUP INC PROVIDENCEMAPHYSICIAN ASSISTANT 947 811 0.1% (401) 793-9172
89 PAM PHYSICIAN ENTERPRISE SAN ANTONIOMAPHYSICAL MEDICINE AND REHABILITATION 33 783 0.1% (210) 581-5300
90 MISSOURI DELTA MEDICAL CENTER SIKESTONMANURSE PRACTITIONER 136 782 0.1% (573) 472-6030
91 MOUNT AUBURN PROFESSIONAL SERVICES INC CAMBRIDGEMAINTERNAL MEDICINE 223 781 0.1% (617) 499-5112
92 PRATT SURGICAL ASSOCIATES INC BOSTONMAPHYSICIAN ASSISTANT 42 781 0.1% (617) 636-5000
93 ACTON MEDICAL ASSOCIATES PC ACTONMAINTERNAL MEDICINE 35 776 0.1% (978) 635-8700
94 OAK MEDICAL SC MILWAUKEEMANURSE PRACTITIONER 118 769 0.1% (414) 453-9290
95 NORTH SHORE LIJ MEDICAL GROUP AT NORTH NASSAU, PC GLEN COVEMAUROLOGY 32 714 0.1% (516) 674-7460
96 METRO WEST REHAB CORP WESTBOROUGHMAINTERNAL MEDICINE 3 714 0.1% (508) 870-2222
97 SEACOAST AFFILIATED GROUP PRACTICE INC NEWBURYPORTMANURSE PRACTITIONER 50 712 0.1%
98 SOUND PHYSICIANS OF MASSACHUSETTS INC BROCKTONMAINTERNAL MEDICINE 75 683 0.1% (508) 941-7000
99 REGENTS OF THE UNIVERSITY OF CALIFORNIA SAN FRANCISCOMAHOSPITALIST 746 672 0.1% (415) 476-4029
100 DUKE HEALTH INTEGRATED PRACTICE INC DURHAMMAPHYSICIAN ASSISTANT 3051 638 0.1% (919) 684-8111

*Share of Massachusetts's disclosed Medicare-FFS services for 99232, counted once per clinician. Volume is placed in the state it was billed from, so this page ranks the groups actually billing 99232 in Massachusetts — 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 →