Mary Bryn Marsh, PA-C
NPI 1194002071 · Physician Assistant · Greenwood Village, CO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Bryn Marsh, PA-C is a Physician Assistant provider in Greenwood Village, CO (NPI 1194002071).
Provider details
- NPI number
- 1194002071
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA0003242 (CO)
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
14 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
1,034 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 | 431 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 176 | $79 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 148 | $43 |
| Biopsy of Related Skin Growth, First Growth11102 | 97 | $78 |
| Destruction of Skin Growth, 1-14 Growths17110 | 58 | $98 |
| Biopsy of Related Skin Growth, Each Additional Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluocinonide | 24 | 19 |
| Ketoconazole | 24 | 19 |
| Triamcinolone Acetonide | 24 | 22 |
| Dupilumabbrand: Dupixent Pen | 19 | — |
| Doxycycline Hyclate | 18 | — |
| Fluorouracil | 18 | 18 |
| Clobetasol Propionate | 16 | 15 |
| Hydrocortisone | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$388 across 7 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
- 2011-11-07
- Last updated
- 2013-07-01
Frequently asked questions
- What is Mary Bryn Marsh's NPI number?
- Mary Bryn Marsh's National Provider Identifier (NPI) is 1194002071, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Bryn Marsh's specialty?
- Mary Bryn Marsh is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Bryn Marsh located?
- Mary Bryn Marsh's practice location on file with NPPES is 8200 E Belleview Ave, Greenwood Village, CO 80111-2803.
- What is Mary Bryn Marsh's phone number?
- The practice phone number listed in the NPPES registry for Mary Bryn Marsh is (303) 796-8200.
- Does Mary Bryn Marsh accept Medicare?
- Mary Bryn Marsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Bryn Marsh's NPI active?
- Yes — Mary Bryn Marsh's NPI (1194002071) is active in the NPPES registry as of the last update on 2013-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.