NPPES file of Aug 9, 2026

Matthew Callis Fowler, D.O.

Internal Medicine Physician · Pensacola, FL

Matthew Callis Fowler, D.O. is an internal medicine physician with a practice address in Pensacola, Florida, and NPI 1255693156, issued on Jun 15, 2012. Check the license (Florida OS12439, as entered in NPPES) on the Florida health license search; 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
1255693156
Name
Matthew Callis Fowler
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
OS12439 FL
UO3013 FL
Self-reported in NPPES; status is on the state search
Practice location
4451 Bayou Blvd, Pensacola, FL 32503
Phone
(850) 416-7619
Enumerated
Jun 15, 2012
Record last updated
Mar 7, 2023
Fax
(850) 416-7753
Medicare enrollment
Enrolled (PECOS I20150819008786); 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 4451 Bayou Blvd

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

  1. Juan Alvarez Posada, MDInternal Medicine Physician1629565437
  2. Clorinda Baker, ARNPNurse Practitioner1861980724
  3. Mary Calvi, APRNFamily Nurse Practitioner1043889520
  4. Thomas Curry, M.D.Nephrology Physician1659482784
  5. Holly Day, ARNPAcute Care Nurse Practitioner1770994451
  6. Nicole Eller, DOInternal Medicine Physician1679912562

Verify Matthew Callis Fowler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license OS12439
    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
Open the Florida 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.

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96% fewer Medicare Part D claims than the average internal medicine physician in 2024

137 Medicare Part D claims for 66 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 17 claims were for opioids.

  1. Matthew Fowler137
  2. Specialty average3,176

Most prescribed

  1. Amoxicillin-Clavulanate Potass13 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): 100 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 score100.0
  2. Costout of 100 · 30%99.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Bills Medicare through one group practice

  1. Sacred Heart Health System IncPensacola, FL

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

Matthew Callis Fowler among 10,151 internal medicine physician records in Florida

Matthew Callis Fowler, D.O. is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 63% of them.

  • NPI issued2012 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2012 · median 2004 among the 6,606 with a school on file
  • Record last updated2023 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

118 internal medicine physician records list a practice address in Pensacola

They are 118 of the 6,620 NPPES records with a practice address in Pensacola, and 10,151 internal medicine physician records in Florida.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Alicia Chen, M.D.Pensacola, FL 325031598772873
  2. Tanner Eiden, DOPensacola, FL 325031235425158
  3. Felix Ermolenko, MDPensacola, FL 325031194777029
  4. Jennifer Estes, MDPensacola, FL 325031831232735
  5. Neela Mani, M.D.Pensacola, FL 325031265450340
  6. William Newcomb, MDPensacola, FL 325031780615096
  7. James Peoples, MDPensacola, FL 325031588634760
  8. Tracey Pinkston, MDPensacola, FL 325031801801733

Common questions

What is Matthew Callis Fowler, D.O.'s NPI number?

Matthew Callis Fowler, D.O.'s National Provider Identifier (NPI) is 1255693156, issued on Jun 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Callis Fowler, D.O. located?

The NPPES record lists a practice address at 4451 Bayou Blvd, Pensacola, FL, 32503. Phone: (850) 416-7619. Providers update this record themselves, so call before visiting.

How can I verify Matthew Callis Fowler, D.O.'s license?

NPPES lists Florida license number OS12439, 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 Matthew Callis Fowler, D.O. prescribe under Medicare Part D?

In 2024, Matthew Callis Fowler, D.O. had 137 Medicare Part D claims for 66 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Matthew Callis Fowler, D.O.'s MIPS final score?

The 2023 MIPS final score is 100 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.