NPPES file of Aug 9, 2026

Michael Day, M.D.

Family Medicine Physician · Jacksonville, FL

Michael Day, M.D. is a family medicine physician with a practice address in Jacksonville, Florida, and NPI 1922008317, issued on Jul 28, 2005. Check the license (Florida 48448, as entered in NPPES) on the Florida health license search; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922008317
Name
Michael Day
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
48448 FL
Self-reported in NPPES; status is on the state search
Practice location
1731 University Blvd S, Jacksonville, FL 32216
Phone
(904) 725-0200
Enumerated
Jul 28, 2005
Record last updated
Feb 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(904) 721-5711
Medicaid ID
003353500 FL
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest family medicine physician records → All 9,399 in Florida → Look up another NPI →

Also registered at 1731 University Blvd S

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

  1. Samidha Bhat, MDFamily Medicine Physician1982896940
  2. Nancy Colvin, FNPNurse Practitioner1699324087
  3. Napoleon Depadua, M.D.Adult Medicine Physician1497842975
  4. Jack Giddings, MDFamily Medicine Physician1083781967
  5. Judith Hemenway, ARNPNurse Practitioner1427016278
  6. Thomas Michelsen, DOFamily Medicine Physician1275591026

Verify Michael Day in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 48448    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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Michael Day among 9,399 family medicine physician records in Florida

Michael Day, M.D. is one of 9,399 family medicine physician records with a practice address in Florida. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2021 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

605 family medicine physician records list a practice address in Jacksonville

They are 605 of the 24,194 NPPES records with a practice address in Jacksonville, and 9,399 family medicine physician records in Florida. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 9,399 in Florida → Every provider in Jacksonville → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Alberto Alzate, MDJacksonville, FL 322161801874490
  2. Nonette Asistores, MDJacksonville, FL 322161336117415
  3. Darlene Bartilucci, MDJacksonville, FL 322161639156276
  4. Stephen Clark, M.D.Jacksonville, FL 322161104826593
  5. Mary Feageans, M.D.Jacksonville, FL 322161679540694
  6. John Hackenberg, D.O.Jacksonville, FL 322161083603245
  7. Philippos Kartsonis, MDJacksonville, FL 322161376515791
  8. Shiva Lakshmin, MDJacksonville, FL 322161851379184

Common questions

What is Michael Day, M.D.'s NPI number?

Michael Day, M.D.'s National Provider Identifier (NPI) is 1922008317, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Day, M.D. located?

The NPPES record lists a practice address at 1731 University Blvd S, Jacksonville, FL, 32216. Phone: (904) 725-0200. Providers update this record themselves, so call before visiting.

How can I verify Michael Day, M.D.'s license?

NPPES lists Florida license number 48448, 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.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.