What is John Williams's specialty?

John Williams (NPI 1538103692) is a Medicare-billing provider whose primary specialty is Internal Medicine in Nashville, TN.

Where does John Williams practice?

John Williams practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1538103692.

How much does Medicare pay John Williams?

John Williams (NPI 1538103692) received approximately $107K in total Medicare Part B payments, serving 842 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538103692

John WilliamsM.D.

Internal MedicineNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,310

Unique beneficiaries

—

Total services

1,946

Distinct HCPCS

Medicare payment

$98K

Peer benchmark

Total Medicare services vs. 1,907 Internal Medicine providers in TN — above median (cohort median 791).

PRESCRIBING · PART D · 2024

Total Rx claims

32,012

Beneficiaries

—

Total drug cost

$2.2M

Distinct drugs

258

Brand share

22.5%

Top prescribed drugs

Atorvastatin Calcium1,933 claims

Amlodipine Besylate1,246 claims

Apixaban938 claims

Levothyroxine Sodium889 claims

Furosemide766 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$254

Payment records

By payment type

Food and Beverage$254

Top paying entities

Food and Beverage$254

REFERRAL NETWORK

Where John Williams'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). 107 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SSC NASHVILLE OPERATING COMPANY LLC	227	841
Metropolitan Government Of Nashville & Davidson County Ambulance Service Provider · Nashville, TN	164	556
American Health S, Llc Clinical Laboratory · Davie, FL	157	2,430
NPI 1033537576	132	449
VANDERBILT UNIVERSITY MEDICAL CENTER	124	514
HCA HEALTH SERVICES OF TENNESSEE, INC.	110	363
Tiffany Ramos Nurse Practitioner · Nashville, TN	107	385
Saint Thomas Health Ambulance Service Provider · Nashville, TN	81	286
JOHNSON, LUANN	75	252
Melanie Powers Nurse Practitioner · Nashville, TN	74	718
Steven Shaba Diagnostic Radiology · Goodlettsville, TN	70	250
UNDERWOOD, MEGHAN	54	387

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