PROVIDER PROFILE · NPI 1164480315

John WhymanM.D.

PRACTICEATRIUS HEALTH, INC.See all providers at this practice →

Internal MedicineWellesley, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,279

Unique beneficiaries

—

Total services

1,606

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 3,978 Internal Medicine providers in MA — top quintile (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

2,136

Beneficiaries

—

Total drug cost

$100K

Distinct drugs

Brand share

12.6%

Top prescribed drugs

Atorvastatin Calcium356 claims

Amlodipine Besylate155 claims

Lisinopril123 claims

Simvastatin103 claims

Tamsulosin Hcl95 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Whyman'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). 0 inbound referrers · 3 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
David Rubin Internal Medicine · Wellesley, MA	14	77
Nancy Houser Nurse Practitioner · Wellesley, MA	13	52
Marshall Katz Cardiology · Boston, MA	11	62

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