What is Tammy Prewitt's specialty?

Tammy Prewitt (NPI 1831283894) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Eureka, MO.

Where does Tammy Prewitt practice?

Tammy Prewitt practices in Eureka, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1831283894.

How much does Medicare pay Tammy Prewitt?

Tammy Prewitt (NPI 1831283894) received approximately $15K in total Medicare Part B payments, serving 101 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1831283894

Tammy PrewittF.N.P.

PRACTICEGATEWAY SPINE LLCSee all providers at this practice →

Nurse PractitionerEureka, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

157

Unique beneficiaries

—

Total services

193

Distinct HCPCS

Medicare payment

$13K

Peer benchmark

Total Medicare services vs. 4,714 Nurse Practitioner providers in MO — below median (cohort median 251).

PRESCRIBING · PART D · 2024

Total Rx claims

2,983

Beneficiaries

—

Total drug cost

$115K

Distinct drugs

Brand share

12.2%

Top prescribed drugs

Atorvastatin Calcium249 claims

Amlodipine Besylate200 claims

Levothyroxine Sodium191 claims

Lisinopril184 claims

Omeprazole131 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 Tammy Prewitt'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERCY HOSPITALS EAST COMMUNITIES	64	177
MERCY HOSPITALS EAST COMMUNITIES	24	52
Christina Garretto Family Practice · St. Louis, MO	20	44

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