What is Tammy Johnson's specialty?

Tammy Johnson (NPI 1720314883) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Deltaville, VA.

Where does Tammy Johnson practice?

Tammy Johnson practices in Deltaville, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1720314883.

How much does Medicare pay Tammy Johnson?

Tammy Johnson (NPI 1720314883) received approximately $31K in total Medicare Part B payments, serving 203 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720314883

Tammy JohnsonNP

Nurse PractitionerDeltaville, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

309

Unique beneficiaries

—

Total services

382

Distinct HCPCS

Medicare payment

$28K

Peer benchmark

Total Medicare services vs. 5,426 Nurse Practitioner providers in VA — above median (cohort median 281).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$7K

Distinct drugs

Brand share

39.8%

Top prescribed drugs

Potassium Chloride18 claims

Cefuroxime Axetil16 claims

Pantoprazole Sodium15 claims

Prednisone14 claims

Apixaban12 claims

QUALITY · MIPS · 2024

Final MIPS score

94.9

Quality

92.9

Cost

0.0

Improvement activities

40.0

Promoting interop.

94.9

Payment adjustment

0.84%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$445

Payment records

By payment type

Food and Beverage$426

Education$19

Top paying entities

Food and Beverage$426

Education$19

REFERRAL NETWORK

Where Tammy Johnson'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
RIVERSIDE HOSPITAL INC	69	136
Shafqat Ashai Internal Medicine · Ahoskie, NC	54	83
Sudershan Gupta Emergency Medicine · Big Stone Gap, VA	41	63
BASS, GREGORY	41	56
Jon Elliott Diagnostic Radiology · Newport News, VA	36	45
Jeff Sensenig Emergency Medicine · San Antonio, TX	33	48
Robert Cross Hospitalist · Gloucester, VA	32	46
Aaron Wilson Internal Medicine · Norfolk, VA	31	50
Dennie Bartol Diagnostic Radiology · Newport News, VA	31	36
DEMEO, JONATHAN	31	37
Steven Irby Diagnostic Radiology · Newport News, VA	30	39
Joseph Baidoo Hospitalist · Webster, TX	28	40

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