Marjorie Gwynn, MD
NPI 1619945557 · Specialist · Glen Burnie, MD
Marjorie Gwynn, MD is a Specialist provider in Glen Burnie, MD (NPI 1619945557).
Provider details
- NPI number
- 1619945557
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0057741 (MD)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
2,106 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 916 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 282 | $138 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 259 | $54 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 202 | $98 |
| Destruction of Skin Growth, 1-14 Growths17110 | 193 | $124 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 83 | 54 |
| Triamcinolone Acetonide | 54 | 38 |
| Ketoconazole | 43 | 23 |
| Fluorouracil | 39 | 39 |
| Metronidazole | 34 | 16 |
| Hydrocortisone | 27 | 16 |
| Doxycycline Hyclate | 26 | 13 |
| Ammonium Lactate | 25 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$887 across 41 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
- 2006-03-08
- Last updated
- 2011-04-13
Frequently asked questions
- What is Marjorie Gwynn's NPI number?
- Marjorie Gwynn's National Provider Identifier (NPI) is 1619945557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marjorie Gwynn's specialty?
- Marjorie Gwynn is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Marjorie Gwynn located?
- Marjorie Gwynn's practice location on file with NPPES is 7671 Quarterfield Road, Glen Burnie, MD 21061.
- What is Marjorie Gwynn's phone number?
- The practice phone number listed in the NPPES registry for Marjorie Gwynn is (410) 766-0111.
- Is Marjorie Gwynn's NPI active?
- Yes — Marjorie Gwynn's NPI (1619945557) is active in the NPPES registry as of the last update on 2011-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.