PROVIDER PROFILE · NPI 1780739896

Donald NortmanMD

PRACTICEDONALD F NORTMAN MD , A MEDICAL CORPORATIONSee all providers at this practice →

NephrologyLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,519

Unique beneficiaries

—

Total services

5,743

Distinct HCPCS

Medicare payment

$142K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — top quintile (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

1,890

Beneficiaries

—

Total drug cost

$404K

Distinct drugs

Brand share

27.4%

Top prescribed drugs

Rosuvastatin Calcium108 claims

Amlodipine Besylate105 claims

Atorvastatin Calcium96 claims

Losartan Potassium78 claims

Olmesartan Medoxomil73 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where Donald Nortman'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). 18 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Wendy Cheng Nephrology · Beverly Hills, CA	55	382
RHEUMATOLOGY DIAGNOSTICS LABORATORY INC	24	89
Alessandro Dagnolo Diagnostic Radiology · Los Angeles, CA	23	77
SPECTRA LABORATORIES INC	22	178
Unilab Corporation Clinical Laboratory · West Hills, CA	22	76
Elton Tourje Diagnostic Radiology · Los Angeles, CA	20	49
Stephen Corday Cardiology · Los Angeles, CA	17	289
Michael Witkosky Diagnostic Radiology · Sacramento, CA	16	34
Stacy Chan Internal Medicine · West Hollywood, CA	14	65
Willis Wagner Vascular Surgery · Los Angeles, CA	14	43
Robert Siegel Cardiology · Los Angeles, CA	14	35
Cindy Kallman Diagnostic Radiology · Los Angeles, CA	13	34

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