PROVIDER PROFILE · NPI 1205831443

Martin GreenfieldMD

EndocrinologyNew Hyde Park, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,478

Unique beneficiaries

—

Total services

8,210

Distinct HCPCS

Medicare payment

$227K

Peer benchmark

Total Medicare services vs. 627 Endocrinology providers in NY — top quintile (cohort median 837).

PRESCRIBING · PART D · 2024

Total Rx claims

4,445

Beneficiaries

—

Total drug cost

$2.1M

Distinct drugs

Brand share

57.4%

Top prescribed drugs

Levothyroxine Sodium348 claims

Empagliflozin318 claims

Levothyroxine Sodium280 claims

Metformin Hcl265 claims

Metformin Hcl236 claims

QUALITY · MIPS · 2024

Final MIPS score

82.1

Quality

72.1

Cost

75.8

Improvement activities

40.0

Promoting interop.

91.0

Payment adjustment

0.30%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$34

Payment records

By payment type

Food and Beverage$34

REFERRAL NETWORK

Where Martin Greenfield'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). 7 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	63	219
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	60	200
NORTH SHORE UNIVERSITY HOSPITAL	28	68
NPI 1093771602	17	78
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	13	35
John Peters Cardiology · New Hyde Park, NY	11	37
ST. FRANCIS HOSPITAL	11	25

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	72	308
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	72	333
NORTH SHORE UNIVERSITY HOSPITAL	40	123
Daniel Appelbaum Cardiology · Lake Success, NY	18	83
LONG ISLAND JEWISH MEDICAL CENTER	16	37
ST. FRANCIS HOSPITAL	11	30

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