NPPES file of Aug 9, 2026

Mark F. Musket, PA-C

Physician Assistant · Leonardtown, MD

Mark F. Musket, PA-C is a physician assistant with a practice address in Leonardtown, Maryland, and NPI 1427036003, issued on Jan 4, 2006. Check the license (Maryland C03288, as entered in NPPES) with the Maryland 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427036003
Name
Mark F. Musket
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
C03288 MD
Self-reported in NPPES; status is on the state search
Practice location
23000 Moakley St Ste 102, Leonardtown, MD 20650
Phone
(301) 475-5555
Enumerated
Jan 4, 2006
Record last updated
Feb 28, 2024
Fax
(301) 475-5914
Medicare enrollment
Enrolled (PECOS I20080804000016); 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.
Download card Updates feed

Also registered at 23000 Moakley St Ste 102

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

  1. Valerie Adriani, NP-CNurse Practitioner1093485120
  2. Colleen Balkam, M.D.Orthopaedic Surgery Physician1437685492
  3. Renee Bernier, M.D.Neurology Physician1518085034
  4. Carolyn Estornell, FNP-CNurse Practitioner1922673946
  5. Margot Geary, M.D.Pain Medicine Physician1114185402
  6. Jenna Glynn, DPTPhysical Therapist1184855058

Verify Mark F. Musket in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C03288
    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 Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

72% fewer Medicare Part D claims than the average physician assistant in 2024

235 Medicare Part D claims for 116 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 19 claims were for opioids.

  1. Mark Musket235
  2. Specialty average830

Most prescribed

  1. Diclofenac Sodium58 claims
  2. Meloxicam41 claims
  3. Amoxicillin23 claims
  4. Ibuprofen20 claims
  5. Naproxen18 claims
  6. Tramadol Hcl16 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.

Industry payments in 2024: $57.77

3 payments; by number, the most common kind was food and beverage; the largest payer was Pacira Pharmaceuticals Incorporated. 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. Mark Musket$57.77
  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. Centers For Advanced Orthopaedics LLCLeonardtown, MD

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

Mark F. Musket among 3,224 physician assistant records in Maryland

Mark F. Musket, PA-C is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 83% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1998 · median 2017 among the 1,974 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 physician assistant records list a practice address in Leonardtown

They are 14 of the 471 NPPES records with a practice address in Leonardtown, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Stacia Brandenburg, PA-CLeonardtown, MD 206501063793222
  2. Kaitlyn CoucoulesLeonardtown, MD 206501992164669
  3. Lauren Fisher, PA-CLeonardtown, MD 206501285478578
  4. Rachel Hastings, PA-CLeonardtown, MD 206501548249725
  5. Ernestine Lakner, PA-CLeonardtown, MD 206501104295625
  6. Amber MajorLeonardtown, MD 206501932092129
  7. Kathryne Moyer, PALeonardtown, MD 206501679094122
  8. Laci Patterson, PA-CLeonardtown, MD 206501982183323

Common questions

What is Mark F. Musket, PA-C's NPI number?

Mark F. Musket, PA-C's National Provider Identifier (NPI) is 1427036003, issued on Jan 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark F. Musket, PA-C located?

The NPPES record lists a practice address at 23000 Moakley St Ste 102, Leonardtown, MD, 20650. Phone: (301) 475-5555. Providers update this record themselves, so call before visiting.

How can I verify Mark F. Musket, PA-C's license?

NPPES lists Maryland license number C03288, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Mark F. Musket, PA-C prescribe under Medicare Part D?

In 2024, Mark F. Musket, PA-C had 235 Medicare Part D claims for 116 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

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.