NPPES file of Aug 9, 2026

Mary Bryn Kirsten Marsh, PA-C

Physician Assistant · Greenwood Village, CO

Mary Bryn Kirsten Marsh, PA-C is a physician assistant with a practice address in Greenwood Village, Colorado, and NPI 1194002071, issued on Nov 7, 2011. Check the license (Colorado PA0003242, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194002071
Name
Mary Bryn Kirsten Marsh
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA0003242 CO
Self-reported in NPPES; status is on the state search
Practice location
8200 E Belleview Ave, Greenwood Village, CO 80111
Phone
(303) 796-8200
Enumerated
Nov 7, 2011
Record last updated
Jul 1, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(303) 796-0302
Medicare enrollment
Enrolled (PECOS I20130816000082); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8200 E Belleview Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mary Abernathy, MSPTPhysical Therapist1831138163
  2. Mark Adams, DDS, MSProsthodontics1063804730
  3. Neekan Aeini, PA-CPhysician Assistant1083048284
  4. Michael Allen, PTPhysical Therapist1487913190
  5. Allison Anguiano, MSGenetic Counselor (M.S.)1821331349
  6. Ava Aram, LMTSpecialist1235672221

Verify Mary Bryn Kirsten Marsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license PA0003242
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Colorado license search

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74% fewer Medicare Part D claims than the average physician assistant in 2024

217 Medicare Part D claims for 119 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Mary Bryn Marsh217
  2. Specialty average830

Most prescribed

  1. Fluocinonide24 claims
  2. Ketoconazole24 claims
  3. Triamcinolone Acetonide24 claims
  4. Dupixent Pen19 claims
  5. Doxycycline Hyclate18 claims
  6. Fluorouracil18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.3
  2. Costout of 100 · 30%62.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $387.77

7 payments; by number, the most common kind was food and beverage; the largest payer was Arcutis Biotherapeutics, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Bryn Marsh$387.77
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Hill Center For Dermatology, PCGolden, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

69 physician assistant records list a practice address in Greenwood Village

They are 69 of the 2,654 NPPES records with a practice address in Greenwood Village, and 3,767 physician assistant records in Colorado.

Other physician assistant records in Colorado

  1. Hannah Abbe, PADenver, CO1083360184
  2. Brianna Abbott, PA-CColorado Springs, CO1013366905
  3. Elise AbbottFort Collins, CO1194516542
  4. Jennifer Abbott, PA-CColorado Springs, CO1851821334
  5. Timothy Abbott, PA-CDenver, CO1023152212
  6. Alexander AbbruzzeseFort Carson, CO1538994132
  7. Mary Abraham, PA-CColorado Springs, CO1225696800
  8. Mariella Accame, PALakewood, CO1629007141
  9. Valerie Ackman, PA-CEnglewood, CO1982824504
  10. Megan Acosta O'GaraPueblo, CO1083390736

Common questions

What is Mary Bryn Kirsten Marsh, PA-C's NPI number?

Mary Bryn Kirsten Marsh, PA-C's National Provider Identifier (NPI) is 1194002071, issued on Nov 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Mary Bryn Kirsten Marsh, PA-C located?

The NPPES record lists a practice address at 8200 E Belleview Ave, Greenwood Village, CO, 80111. Phone: (303) 796-8200. Providers update this record themselves, so call before visiting.

How can I verify Mary Bryn Kirsten Marsh, PA-C's license?

NPPES lists Colorado license number PA0003242, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Bryn Kirsten Marsh, PA-C prescribe under Medicare Part D?

In 2024, Mary Bryn Kirsten Marsh, PA-C had 217 Medicare Part D claims for 119 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Mary Bryn Kirsten Marsh, PA-C's MIPS final score?

The 2023 MIPS final score is 82.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.