Michael Posch, DO
Family Medicine Physician · Brunswick, ME
Michael Posch, DO is a family medicine physician with a practice address in Brunswick, Maine, and NPI 1891082871, issued on Jun 29, 2011. Check the license (Maine DO2438, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael Posch
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO2438 ME
Self-reported in NPPES; status is on the state search - Practice location
- 114 Bath RD, Brunswick, ME 04011
- Phone
- (207) 798-4400
- Enumerated
- Jun 29, 2011
- Record last updated
- Oct 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (207) 798-4452
- Medicare enrollment
- Enrolled (PECOS I20150911001810); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2011
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,172 in Maine → Look up another NPI →
Also registered at 114 Bath RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julianna Anderson, MSN, APRN, FNP-CFamily Nurse Practitioner1841907607
- Robin BaierNurse Practitioner1891189288
- Christine Bender, D.O.Pediatric Sports Medicine Physician1932547668
- Hillary Benuck, DPTPhysical Therapist1245772094
- Nubia Calabi, MDPediatrics Physician1861804478
- Lon CameronPhysician Assistant1497108245
Verify Michael Posch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license DO2438Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average family medicine physician in 2024
1,713 Medicare Part D claims for 221 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 95 claims were for opioids.
Most prescribed
- Atorvastatin Calcium143 claims
- Hydrochlorothiazide87 claims
- Lisinopril68 claims
- Amlodipine Besylate62 claims
- Losartan Potassium59 claims
- Levothyroxine Sodium55 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
- Maine Osteopathic Health LLCBangor, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Posch among 1,172 family medicine physician records in Maine
Michael Posch, DO is one of 1,172 family medicine physician records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 64% of them.
- NPI issued2011 · 64% of these records are older, 34% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2011 · median 2008 among the 668 with a school on file
- Record last updated2021 · 60% 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 Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 family medicine physician records list a practice address in Brunswick
They are 40 of the 981 NPPES records with a practice address in Brunswick, and 1,172 family medicine physician records in Maine.
All 1,172 in Maine → Every provider in Brunswick → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Michael Bergeron, MDBrunswick, ME 040111225067663
- Suzanne Carr, MDBrunswick, ME 040111679513402
- Sarah Davis, M.D.Brunswick, ME 040111003891177
- Cynthia Dechenes, M.D.Brunswick, ME 040111073502803
- Jennifer Hine, MDBrunswick, ME 040111922031657
- John Johnstone, DOBrunswick, ME 040111154377034
- Steven Keefe, DOBrunswick, ME 040111427034677
- Ellen Lee, MDBrunswick, ME 040111679545446
Common questions
What is Michael Posch, DO's NPI number?
Michael Posch, DO's National Provider Identifier (NPI) is 1891082871, issued on Jun 29, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Michael Posch, DO located?
The NPPES record lists a practice address at 114 Bath RD, Brunswick, ME, 04011. Phone: (207) 798-4400. Providers update this record themselves, so call before visiting.
How can I verify Michael Posch, DO's license?
NPPES lists Maine license number DO2438, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Posch, DO prescribe under Medicare Part D?
In 2024, Michael Posch, DO had 1,713 Medicare Part D claims for 221 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.