Michael O'Sullivan, MD
Family Medicine Physician · Mobile, AL
Michael O'Sullivan, MD is a family medicine physician with a practice address in Mobile, Alabama, and NPI 1811518848, issued on Apr 30, 2020. Check the license (Alabama 52746, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Michael O'Sullivan
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 52746 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1700 Spring Hill Ave, Mobile, AL 36604
- Phone
- (251) 435-1200
- Enumerated
- Apr 30, 2020
- Record last updated
- Jan 21, 2026
- Fax
- (251) 435-6367
- Medicare enrollment
- Enrolled (PECOS I20251222001345); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,996 in Alabama → Look up another NPI →
Also registered at 1700 Spring Hill Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sam Abdehou, MDGastroenterology Physician1134651656
- Roger AlvaradoInternal Medicine Physician1265430243
- Joseph Amato, M.D.Internal Medicine Physician1417986050
- Gary Butts, M.D.Internal Medicine Physician1265896526
- Kayla Byrd, FNP-CFamily Nurse Practitioner1710607668
- Amanda Chandler, CRNPFamily Nurse Practitioner1750069449
Verify Michael O'Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license 52746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average family medicine physician in 2024
355 Medicare Part D claims for 57 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate33 claims
- Atorvastatin Calcium33 claims
- Lisinopril30 claims
- Carvedilol16 claims
- Hydrochlorothiazide14 claims
- Albuterol Sulfate Hfa13 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
- Imc-Diagnostic And Medical Clinic LLCMobile, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael O'Sullivan among 1,996 family medicine physician records in Alabama
Michael O'Sullivan, MD is one of 1,996 family medicine physician records with a practice address in Alabama. 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 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2020 · median 2005 among the 1,346 with a school on file
- Record last updated2026 · 55% 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 Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
100 family medicine physician records list a practice address in Mobile
They are 100 of the 6,309 NPPES records with a practice address in Mobile, and 1,996 family medicine physician records in Alabama.
All 1,996 in Alabama → Every provider in Mobile → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ashleigh Butts-Wilkerson, M.D.Mobile, AL 366041609136787
- Cody Daum, MDMobile, AL 366041528708187
- Brandi Davis, MDMobile, AL 366041215321450
- Robert Duffy, M.D.Mobile, AL 366041245285956
- Janice Morton-Hunte, MDMobile, AL 366041811400641
- David Mowery, MDMobile, AL 366041720095268
- Kristina OsbornMobile, AL 366041104182674
- Robert Perkins, MDMobile, AL 366041184663296
Common questions
What is Michael O'Sullivan, MD's NPI number?
Michael O'Sullivan, MD's National Provider Identifier (NPI) is 1811518848, issued on Apr 30, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Michael O'Sullivan, MD located?
The NPPES record lists a practice address at 1700 Spring Hill Ave, Mobile, AL, 36604. Phone: (251) 435-1200. Providers update this record themselves, so call before visiting.
How can I verify Michael O'Sullivan, MD's license?
NPPES lists Alabama license number 52746, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael O'Sullivan, MD prescribe under Medicare Part D?
In 2024, Michael O'Sullivan, MD had 355 Medicare Part D claims for 57 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.