What is James Sondheimer's specialty?

James Sondheimer (NPI 1992745897) is a Medicare-billing provider whose primary specialty is Nephrology in Detroit, MI.

Where does James Sondheimer practice?

James Sondheimer practices in Detroit, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1992745897.

How much does Medicare pay James Sondheimer?

James Sondheimer (NPI 1992745897) received approximately $42K in total Medicare Part B payments, serving 143 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1992745897

James SondheimerMD

NephrologyDetroit, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

208

Unique beneficiaries

—

Total services

365

Distinct HCPCS

Medicare payment

$32K

Peer benchmark

Total Medicare services vs. 269 Nephrology providers in MI — bottom quintile (cohort median 1,096).

PRESCRIBING · PART D · 2024

Total Rx claims

358

Beneficiaries

—

Total drug cost

$45K

Distinct drugs

Brand share

9.8%

Top prescribed drugs

Carvedilol52 claims

Sevelamer Carbonate49 claims

Amlodipine Besylate38 claims

Losartan Potassium36 claims

Atorvastatin Calcium30 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 James Sondheimer'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). 52 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
VHS HARPER-HUTZEL HOSPITAL INC	185	623
DVA HEALTHCARE RENAL CARE INC	132	892
Daniel Walz Diagnostic Radiology · Detroit, MI	70	267
Yevgeniy Rits Vascular Surgery · Detroit, MI	48	158
ELHASSAN, ELWALEED	45	166
City Of Detroit Ambulance Service Provider · Detroit, MI	43	107
Maysoon Al-Hihi Diagnostic Radiology · Milwaukee, WI	43	120
MIGDAL, STEPHEN	39	53
Ronela Hanson Diagnostic Radiology · Detroit, MI	38	101
Wihib Gebregeorgis Hospitalist · Detroit, MI	32	107
Mona Doshi Nephrology · Ann Arbor, MI	31	73
BARBARA ANN KARMANOS CANCER HOSPITAL	30	135

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