What is Matthew Chaffin's specialty?

Matthew Chaffin (NPI 1629154653) is a Medicare-billing provider whose primary specialty is Nephrology in Syracuse, NY.

Where does Matthew Chaffin practice?

Matthew Chaffin practices in Syracuse, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1629154653.

How much does Medicare pay Matthew Chaffin?

Matthew Chaffin (NPI 1629154653) received approximately $224K in total Medicare Part B payments, serving 860 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629154653

Matthew ChaffinM.D.

NephrologySyracuse, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,889

Unique beneficiaries

—

Total services

7,624

Distinct HCPCS

Medicare payment

$215K

Peer benchmark

Total Medicare services vs. 690 Nephrology providers in NY — top quintile (cohort median 875).

PRESCRIBING · PART D · 2024

Total Rx claims

788

Beneficiaries

—

Total drug cost

$94K

Distinct drugs

Brand share

25.5%

Top prescribed drugs

Empagliflozin63 claims

Lisinopril62 claims

Potassium Citrate56 claims

Amlodipine Besylate53 claims

Dapagliflozin Propanediol48 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 Matthew Chaffin'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). 91 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Alliance Of Central New York, Llc Clinical Laboratory · Liverpool, NY	440	1,966
ST JOSEPHS HOSPITAL HEALTH CENTER	228	738
Adebowale Oguntola Internal Medicine · Gainesville, GA	183	577
Simardeep Mangat Nephrology · Syracuse, NY	146	509
CROUSE HEALTH HOSPITAL, INC.	140	1,051
Eastern Paramedics Inc Ambulance Service Provider · Syracuse, NY	90	233
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	75	353
Annamalai Muthiah Diagnostic Radiology · Norfolk, VA	73	134
KOPECKY, RICHARD	67	381
KNICKERBOCKER DIALYSIS INC	62	584
OBRADOVIC, GORDANA	57	110
LINDEMANN, STEVEN	56	91

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