Mark P. Muller, PA
Physician Assistant · Clearwater, FL
Mark P. Muller, PA is a physician assistant with a practice address in Clearwater, Florida, and NPI 1083641096, issued on Jun 26, 2006. Check the license (Florida PA9101634, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Mark P. Muller
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA9101634 FL
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pinellas St, Clearwater, FL 33756
- Phone
- (727) 461-8537
- Enumerated
- Jun 26, 2006
- Record last updated
- Nov 4, 2025
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 10,257 in Florida → Look up another NPI →
Also registered at 300 Pinellas St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Chayan AhujaAnesthesiologist Assistant1609605393
- Aaron Alcorn, CRNACertified Registered Nurse Anesthetist1942066006
Verify Mark P. Muller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license PA9101634Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average physician assistant in 2024
130 Medicare Part D claims for 89 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone21 claims
- Amoxicillin-Clavulanate Potass17 claims
- Diclofenac Sodium14 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.
Mark P. Muller among 10,257 physician assistant records in Florida
Mark P. Muller, PA is one of 10,257 physician assistant records with a practice address in Florida. 77% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 85% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2025 · 37% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
116 physician assistant records list a practice address in Clearwater
They are 116 of the 4,323 NPPES records with a practice address in Clearwater, and 10,257 physician assistant records in Florida.
All 10,257 in Florida → Every provider in Clearwater → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Brian Chamberlain, PA-CClearwater, FL 337561568437119
- Matthew Deachin, PA-CClearwater, FL 337561780839738
- Eduardo Garrido, PA-CClearwater, FL 337561154381580
- Walter Lauder, PACClearwater, FL 337561811932031
- Diana Ledonni-Kopec, RPACClearwater, FL 337561851424733
- Jeffrey Lipscomb, PAClearwater, FL 337561558350124
- Dane Olsen, PACClearwater, FL 337561912938812
- Mark Saglibene, PACClearwater, FL 337561730110420
Common questions
What is Mark P. Muller, PA's NPI number?
Mark P. Muller, PA's National Provider Identifier (NPI) is 1083641096, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark P. Muller, PA located?
The NPPES record lists a practice address at 300 Pinellas St, Clearwater, FL, 33756. Phone: (727) 461-8537. Providers update this record themselves, so call before visiting.
How can I verify Mark P. Muller, PA's license?
NPPES lists Florida license number PA9101634, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark P. Muller, PA prescribe under Medicare Part D?
In 2024, Mark P. Muller, PA had 130 Medicare Part D claims for 89 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.