Elizabeth Marshall, MD
NPI 1528454956 · Internal Medicine Physician · Arapaho, WY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Marshall, MD is a Internal Medicine Physician provider in Arapaho, WY (NPI 1528454956).
Provider details
- NPI number
- 1528454956
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 147085 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
309 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 | 92 | $114 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 67 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 45 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 39 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $81 |
| Hemoglobin A1c Level83036 | 19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 87 | 15 |
| Lisinopril | 72 | 13 |
| Levothyroxine Sodium | 68 | — |
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle | 67 | 20 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 65 | 14 |
| Gabapentin | 61 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 505 Parnassus AveSan Francisco, CA 94143-2204Phone: (415) 476-5389
Registry dates
- Enumerated
- 2015-04-13
- Last updated
- 2020-10-15
- Certified
- 2020-10-14
Frequently asked questions
- What is Elizabeth Marshall's NPI number?
- Elizabeth Marshall's National Provider Identifier (NPI) is 1528454956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Marshall's specialty?
- Elizabeth Marshall is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Marshall located?
- Elizabeth Marshall's practice location on file with NPPES is 14 Great Plains Rd, Arapaho, WY 82510.
- What is Elizabeth Marshall's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Marshall is (307) 856-9281.
- Does Elizabeth Marshall accept Medicare?
- Elizabeth Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Marshall's NPI active?
- Yes — Elizabeth Marshall's NPI (1528454956) is active in the NPPES registry as of the last update on 2020-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.