What is Michael Gregory's specialty?

Michael Gregory (NPI 1265457675) is a Medicare-billing provider whose primary specialty is Internal Medicine in Brookline, MA.

Where does Michael Gregory practice?

Michael Gregory practices in Brookline, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1265457675.

How much does Medicare pay Michael Gregory?

Michael Gregory (NPI 1265457675) received approximately $88K in total Medicare Part B payments, serving 107 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1265457675

Michael GregoryMD

Internal MedicineBrookline, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

222

Unique beneficiaries

—

Total services

950

Distinct HCPCS

Medicare payment

$85K

Peer benchmark

Total Medicare services vs. 3,978 Internal Medicine providers in MA — above median (cohort median 564).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

Hospital

Hospital

Hospital

Hospital

Inpatient rehabilitation facility

CCN 222000

Long-term care hospital

REFERRAL NETWORK

Where Michael Gregory's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 16 inbound referrers · 25 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPAULDING HOSPITAL-CAMBRIDGE, INC.	63	384
Thomas Risser Cardiology · Cambridge, MA	33	283
KAUFMAN, STEVEN	29	333
FALLON SERVICE, INC.	28	207
Cristina Collins Nurse Practitioner · Cambridge, MA	27	471
THE GENERAL HOSPITAL CORPORATION	22	164
Rosemarie Paolini Nurse Practitioner · Brockton, MA	20	197
Lynn Eshleman Internal Medicine · Cambridge, MA	13	104
Lerzan Kizilay Internal Medicine · Cambridge, MA	13	145
James Yeh Internal Medicine · Boston, MA	12	96
Abbie Ingram Physician Assistant · Boston, MA	12	130
Robert Schiffman Pulmonary Disease · Cambridge, MA	11	64

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Lakshmi Kona Internal Medicine · Hanscom Afb, MA	45	488
KAUFMAN, STEVEN	41	354
Jonathan Lieff Psychiatry · Dorchester Center, MA	35	675
Deepak Thatai Cardiology · Everett, MA	30	130
FALLON SERVICE, INC.	30	142
Cristina Collins Nurse Practitioner · Cambridge, MA	29	456
DAVILA, DIEGO	26	178
THE GENERAL HOSPITAL CORPORATION	26	208
Peter Santana Nurse Practitioner · Cambridge, MA	22	258
SPAULDING REHABILITATION HOSPITAL CORPORATION	20	66
Cheme Dolma Nurse Practitioner · Methuen, MA	20	87
Rosemarie Paolini Nurse Practitioner · Brockton, MA	20	137

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history