Marilyn Marshall
NPI 1063743250 · Physician Assistant · Mount Airy, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marilyn Marshall is a Physician Assistant provider in Mount Airy, MD (NPI 1063743250).
Provider details
- NPI number
- 1063743250
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- C04170 (MD)
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
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,221 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 | 394 | $87 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 258 | $73 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 216 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 171 | $110 |
| Assessment of Emotional Or Behavioral Problems96127 | 51 | $5 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 169 | 59 |
| Rosuvastatin Calcium | 107 | 41 |
| Lisinopril | 97 | 42 |
| Levothyroxine Sodium | 95 | 40 |
| Losartan Potassium | 87 | 29 |
| Hydrochlorothiazide | 68 | 28 |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (2)
- 1502 S Main StSuite 202Mount Airy, MD 21771-5325Phone: (301) 829-9570
- 1502 S Main StSuite 202Mount Airy, MD 21771-5325Phone: (301) 829-9570
Registry dates
- Enumerated
- 2010-01-27
- Last updated
- 2019-07-30
Frequently asked questions
- What is Marilyn Marshall's NPI number?
- Marilyn Marshall's National Provider Identifier (NPI) is 1063743250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Marshall's specialty?
- Marilyn Marshall is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marilyn Marshall located?
- Marilyn Marshall's practice location on file with NPPES is 504 E Ridgeville Blvd Ste 120, Mount Airy, MD 21771.
- What is Marilyn Marshall's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Marshall is (240) 215-6370.
- Does Marilyn Marshall accept Medicare?
- Marilyn Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marilyn Marshall's NPI active?
- Yes — Marilyn Marshall's NPI (1063743250) is active in the NPPES registry as of the last update on 2019-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.