John C. Baker, MD
Family Medicine Physician · Newport, ME
John C. Baker, MD is a family medicine physician with a practice address in Newport, Maine, and NPI 1780651455, issued on Mar 2, 2006. Check the license (Maine 009831, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- John C. Baker
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 009831 ME
Self-reported in NPPES; status is on the state search - Practice location
- 26 Main St, Newport, ME 04953
- Phone
- (207) 368-5747
- Enumerated
- Mar 2, 2006
- Record last updated
- Dec 20, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (207) 368-5483
- Medicaid ID
- 260610099 ME
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,172 in Maine → Look up another NPI →
Also registered at 26 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carol Armatis, MDInternal Medicine Physician1790752632
- Gretchen Gehrke, PA-CMedical Physician Assistant1821065129
- April Hertlein, APRN-CNPNurse Practitioner1801249826
- Ben Hieronymus, ARNPCFamily Nurse Practitioner1154398089
- Kristin MorganNurse Practitioner1053176255
- Karl Sitterly, M.D.Family Medicine Physician1891986782
Verify John C. Baker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license 009831Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,279 Medicare Part D claims for 586 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 207 claims were for opioids.
Most prescribed
- Atorvastatin Calcium533 claims
- Losartan Potassium411 claims
- Levothyroxine Sodium383 claims
- Omeprazole329 claims
- Metoprolol Succinate316 claims
- Lisinopril309 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $13.59
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
John C. Baker among 1,172 family medicine physician records in Maine
John C. Baker, MD 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 52% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2013 · 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).
3 family medicine physician records list a practice address in Newport
They are 3 of the 72 NPPES records with a practice address in Newport, and 1,172 family medicine physician records in Maine.
All 1,172 in Maine → Every provider in Newport → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Steven Badeen, MDNewport, ME 049531801984471
- Karl Sitterly, M.D.Newport, ME 049531891986782
- Loraine Paradis, DOMadison, ME 049501619022423
- David Axelman, M.D.Norridgewock, ME 049571306051123
- Jaclyn Israel, DONorridgewock, ME 049571154904712
- Sarah Tomasz, DONorridgewock, ME 049571144678970
- Emily Trask-Eaton, D.O.Norridgewock, ME 049571982647764
- Steven Wilson, M.D.Liberty, ME 049491437226453
Common questions
What is John C. Baker, MD's NPI number?
John C. Baker, MD's National Provider Identifier (NPI) is 1780651455, issued on Mar 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John C. Baker, MD located?
The NPPES record lists a practice address at 26 Main St, Newport, ME, 04953. Phone: (207) 368-5747. Providers update this record themselves, so call before visiting.
How can I verify John C. Baker, MD's license?
NPPES lists Maine license number 009831, 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 John C. Baker, MD prescribe under Medicare Part D?
In 2024, John C. Baker, MD had 8,279 Medicare Part D claims for 586 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is John C. Baker, MD'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.