What is John Spencer's specialty?

John Spencer (NPI 1598720575) is a Medicare-billing provider whose primary specialty is Family Practice in Menasha, WI.

Where does John Spencer practice?

John Spencer practices in Menasha, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1598720575.

How much does Medicare pay John Spencer?

John Spencer (NPI 1598720575) received approximately $54K in total Medicare Part B payments, serving 162 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1598720575

John SpencerMD

Family PracticeMenasha, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

931

Unique beneficiaries

—

Total services

1,220

Distinct HCPCS

Medicare payment

$44K

Peer benchmark

Total Medicare services vs. 2,096 Family Practice providers in WI — top quintile (cohort median 478).

PRESCRIBING · PART D · 2024

Total Rx claims

7,439

Beneficiaries

—

Total drug cost

$433K

Distinct drugs

113

Brand share

16.5%

Top prescribed drugs

Atorvastatin Calcium658 claims

Amlodipine Besylate590 claims

Losartan Potassium284 claims

Metoprolol Succinate262 claims

Lisinopril246 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 Spencer'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ASCENSION NE WISCONSIN, INC	20	206
Nathan Grunwald Family Practice · Menasha, WI	14	93
HELGESON, GAIL	14	140
James Pellegrini Diagnostic Radiology · Appleton, WI	12	57

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