Marla Davis, PA-C
NPI 1033693320 · Physician Assistant · Salisbury, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marla Davis, PA-C is a Physician Assistant provider in Salisbury, MD (NPI 1033693320).
Provider details
- NPI number
- 1033693320
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- C0006966 (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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
232 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 49 | $109 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 38 | $16 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 37 | $41 |
| Detection Test By Immunoassay Technique for Influenza Virus87400 | 34 | $14 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 23 | $142 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 176 | 62 |
| Amlodipine Besylate | 144 | 43 |
| Pantoprazole Sodium | 94 | 26 |
| Levothyroxine Sodium | 91 | 34 |
| Metformin Hcl | 91 | 25 |
| Simvastatin | 84 | 20 |
| Omeprazole | 81 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$571 across 29 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-09-21
- Last updated
- 2022-12-20
- Certified
- 2022-12-20
Frequently asked questions
- What is Marla Davis's NPI number?
- Marla Davis's National Provider Identifier (NPI) is 1033693320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marla Davis's specialty?
- Marla Davis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marla Davis located?
- Marla Davis's practice location on file with NPPES is 100 Power St, Salisbury, MD 21804-6940.
- What is Marla Davis's phone number?
- The practice phone number listed in the NPPES registry for Marla Davis is (410) 543-2060.
- Does Marla Davis accept Medicare?
- Marla Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marla Davis's NPI active?
- Yes — Marla Davis's NPI (1033693320) is active in the NPPES registry as of the last update on 2022-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.