What is Keyan Ma's specialty?

Keyan Ma (NPI 1467419945) is a Medicare-billing provider whose primary specialty is Physical Medicine and Rehabilitation in New York, NY.

Where does Keyan Ma practice?

Keyan Ma practices in New York, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1467419945.

How much does Medicare pay Keyan Ma?

Keyan Ma (NPI 1467419945) received approximately $535K in total Medicare Part B payments, serving 197 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1467419945

Keyan MaMD

Physical Medicine and RehabilitationNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,090

Unique beneficiaries

—

Total services

79,695

Distinct HCPCS

Medicare payment

$532K

Peer benchmark

Total Medicare services vs. 816 Physical Medicine and Rehabilitation providers in NY — top quintile (cohort median 1,096).

PRESCRIBING · PART D · 2024

Total Rx claims

159

Beneficiaries

—

Total drug cost

$102K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Diclofenac Epolamine106 claims

Diclofenac Sodium38 claims

Celecoxib15 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Keyan Ma'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). 2 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	43	1,165
Brijesh Reddy Diagnostic Radiology · Austin, TX	12	215

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	39	889
Quest Diagnostics Incorporated Clinical Laboratory · Clifton, NJ	30	526
Mary Hu Diagnostic Radiology · Flushing, NY	22	328
Marc Liebeskind Diagnostic Radiology · Fort Worth, TX	15	205
Tiffany Newman Diagnostic Radiology · Garden City, NY	13	121

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events