What is Theodore Stem's specialty?

Theodore Stem (NPI 1538160049) is a Medicare-billing provider whose primary specialty is Nephrology in Greensburg, PA.

Where does Theodore Stem practice?

Theodore Stem practices in Greensburg, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1538160049.

How much does Medicare pay Theodore Stem?

Theodore Stem (NPI 1538160049) received approximately $31K in total Medicare Part B payments, serving 215 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538160049

Theodore StemM.D.

PRACTICERENAL AND ELECTROLYTE ASSOCSee all providers at this practice →

NephrologyGreensburg, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

209

Unique beneficiaries

—

Total services

421

Distinct HCPCS

Medicare payment

$28K

Peer benchmark

Total Medicare services vs. 452 Nephrology providers in PA — below median (cohort median 1,017).

PRESCRIBING · PART D · 2024

Total Rx claims

1,373

Beneficiaries

—

Total drug cost

$66K

Distinct drugs

Brand share

14.9%

Top prescribed drugs

Amlodipine Besylate233 claims

Calcitriol212 claims

Hydralazine Hcl96 claims

Sodium Zirconium Cyclosilicate74 claims

Allopurinol73 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 Theodore Stem'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). 48 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FERGUSON, ROBERT	100	1,087
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	54	383
Nawaf Nseir Internal Medicine · Greensburg, PA	49	434
Fayette Ems Ambulance Service Provider · Connellsville, PA	42	366
BIO-MEDICAL APPLICATIONS OF PENNSYLVANIA, INC.	36	461
PIRO, FRANK	29	77
Anil Kumar Diagnostic Radiology · Pottstown, PA	28	344
Mutual Aid Ambulance Service Inc. Ambulance Service Provider · Greensburg, PA	26	197
Anthony Niyamuddin Hospitalist · Clairton, PA	26	277
NPI 1366444176	23	93
DEPIPPO, PAUL	22	158
Gene Manzetti Thoracic Surgery · Pittsburgh, PA	21	400

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