Marsha Johnson, FNP BC
NPI 1164679254 · Family Nurse Practitioner · Casper, WY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marsha Johnson, FNP BC is a Family Nurse Practitioner provider in Casper, WY (NPI 1164679254).
Provider details
- NPI number
- 1164679254
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP BC
- Sex
- Female
- Sole proprietor
- No
- License
- 16690.0271 (WY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
644 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 227 | $104 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 83 | $8 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 75 | $96 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 68 | $145 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 68 | $64 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Elviteg/Cob/Emtri/Tenof Alafenbrand: Genvoya | 58 | — |
| Cephalexin | 57 | 35 |
| Doxycycline Hyclate | 50 | 33 |
| Amoxicillin | 33 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 25 | 14 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 25 | — |
| Cefuroxime Axetilbrand: Cefuroxime | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-20
- Last updated
- 2022-08-23
- Certified
- 2022-08-23
Frequently asked questions
- What is Marsha Johnson's NPI number?
- Marsha Johnson's National Provider Identifier (NPI) is 1164679254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marsha Johnson's specialty?
- Marsha Johnson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marsha Johnson located?
- Marsha Johnson's practice location on file with NPPES is 1450 E a St, Casper, WY 82601-2239.
- What is Marsha Johnson's phone number?
- The practice phone number listed in the NPPES registry for Marsha Johnson is (307) 234-8700.
- Does Marsha Johnson accept Medicare?
- Marsha Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marsha Johnson's NPI active?
- Yes — Marsha Johnson's NPI (1164679254) is active in the NPPES registry as of the last update on 2022-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.