What is Gilbert Gelfand's specialty?

Gilbert Gelfand (NPI 1942247580) is a Medicare-billing provider whose primary specialty is Rheumatology in Whittier, CA.

Where does Gilbert Gelfand practice?

Gilbert Gelfand practices in Whittier, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1942247580.

How much does Medicare pay Gilbert Gelfand?

Gilbert Gelfand (NPI 1942247580) received approximately $325K in total Medicare Part B payments, serving 338 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942247580

Gilbert GelfandM.D.

PRACTICEAMICUS ARTHRITIS AND OSTEOPOROSIS CENTER, INCSee all providers at this practice →

RheumatologyWhittier, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,081

Unique beneficiaries

—

Total services

9,913

Distinct HCPCS

Medicare payment

$243K

Peer benchmark

Total Medicare services vs. 530 Rheumatology providers in CA — above median (cohort median 1,833).

PRESCRIBING · PART D · 2024

Total Rx claims

4,463

Beneficiaries

—

Total drug cost

$2.7M

Distinct drugs

Brand share

24.5%

Top prescribed drugs

Methotrexate Sodium491 claims

Alendronate Sodium477 claims

Prednisone309 claims

Diclofenac Sodium261 claims

Pregabalin198 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$926

Education$99

Top paying entities

Food and Beverage$926

Education$99

REFERRAL NETWORK

Where Gilbert Gelfand'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	141	424
COUNTY OF LOS ANGELES	70	210
PIH HEALTH WHITTIER HOSPITAL	59	160
PIH HEALTH DOWNEY HOSPITAL	17	27

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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