What is Dan Negoianu's specialty?

Dan Negoianu (NPI 1578626297) is a Medicare-billing provider whose primary specialty is Nephrology in Philadelphia, PA.

Where does Dan Negoianu practice?

Dan Negoianu practices in Philadelphia, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1578626297.

How much does Medicare pay Dan Negoianu?

Dan Negoianu (NPI 1578626297) received approximately $45K in total Medicare Part B payments, serving 154 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578626297

Dan NegoianuMD

NephrologyPhiladelphia, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

237

Unique beneficiaries

—

Total services

392

Distinct HCPCS

Medicare payment

$30K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Calcium Acetate37 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 Dan Negoianu'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
Susan Roth Diagnostic Radiology · Philadelphia, PA	82	172
Ana Kolansky Diagnostic Radiology · Philadelphia, PA	56	116
Michael Riley Clinical Cardiac Electrophysiology · Philadelphia, PA	52	92
Rosita Shah Diagnostic Radiology · Philadelphia, PA	47	95
PRESBYTERIAN MEDICAL CENTER OF THE UNIVERSITY OF PENNSYLVANIA HEALTH S	44	196
Warren Gefter Diagnostic Radiology · Philadelphia, PA	40	70
Narainder Gupta Diagnostic Radiology · Philadelphia, PA	39	64
Robert Schaller Clinical Cardiac Electrophysiology · Philadelphia, PA	35	100
Eduardo Mortani Barbosa Diagnostic Radiology · Philadelphia, PA	34	56
Alan Wasserstein Internal Medicine · Philadelphia, PA	33	70
David Callans Clinical Cardiac Electrophysiology · Philadelphia, PA	29	46
Joel Glickman Nephrology · Philadelphia, PA	28	51

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