Michael Giacalone, M.D.
Internal Medicine Physician · Flint, MI
Michael Giacalone, M.D. is an internal medicine physician with a practice address in Flint, Michigan, and NPI 1336129139, issued on Jan 18, 2006. Check the license (Michigan 4301032442, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Michael Giacalone
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301032442 MI
Self-reported in NPPES; status is on the state search - Practice location
- G3375 S Saginaw St, Flint, MI 48529
- Phone
- (810) 743-6830
- Enumerated
- Jan 18, 2006
- Record last updated
- Nov 15, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (810) 743-7086
- Medicaid ID
- 4832365 MI
- Medicare enrollment
- Enrolled (PECOS I20051219000363); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1972
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at G3375 S Saginaw St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Isel Aguilar FigueredoStudent in an Organized Health Care Education/Training Program1295579464
- Ericka GonzalezFamily Nurse Practitioner1083425540
- Jequitta Gray, REGISTERED NURSENurse Practitioner1851102156
- Reema NamanFoot & Ankle Surgery Podiatrist1124649892
Verify Michael Giacalone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301032442Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
89 Medicare Part D claims for 24 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of 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.
Bills Medicare through one group practice
- Hamilton Community Health Network IncFlint, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Giacalone among 5,735 internal medicine physician records in Michigan
Michael Giacalone, M.D. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1972 · median 2006 among the 3,564 with a school on file
- Record last updated2011 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
187 internal medicine physician records list a practice address in Flint
They are 187 of the 6,073 NPPES records with a practice address in Flint, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Flint → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Leen Nusairat, MDBurton, MI 485291881257772
- Burhan Tajour, M.D.Burton, MI 485291245431626
- Wafa Abbud, MDFlint, MI 485321871581322
- Jami Foreback, MD PLLCFlint, MI 485321063497543
- Jitendra Katneni, MDFlint, MI 485321710949813
- Kavitha Kesari, MDFlint, MI 485321134104540
- Usha Modi, MDFlint, MI 485321417946724
- Damayanthi Pandrangi, MDFlint, MI 485321407818594
Common questions
What is Michael Giacalone, M.D.'s NPI number?
Michael Giacalone, M.D.'s National Provider Identifier (NPI) is 1336129139, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Giacalone, M.D. located?
The NPPES record lists a practice address at G3375 S Saginaw St, Flint, MI, 48529. Phone: (810) 743-6830. Providers update this record themselves, so call before visiting.
How can I verify Michael Giacalone, M.D.'s license?
NPPES lists Michigan license number 4301032442, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Giacalone, M.D. prescribe under Medicare Part D?
In 2024, Michael Giacalone, M.D. had 89 Medicare Part D claims for 24 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.