John Preston Powell, MD
Psychiatry Physician · South Portland, ME
John Preston Powell, MD is a psychiatry physician with a practice address in South Portland, Maine, and NPI 1730619610, issued on Jun 14, 2017. Check the license on the Maine Board of Licensure in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Preston Powell
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD036269-E PA
Self-reported in NPPES; status is on the state search - Practice location
- 68 B Street Apt 4, South Portland, ME 04106
- Phone
- (207) 272-5417
- Enumerated
- Jun 14, 2017
- Record last updated
- Jun 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 326 in Maine → Look up another NPI →
Verify John Preston Powell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Preston Powell among 326 psychiatry physician records in Maine
John Preston Powell, MD is one of 326 psychiatry physician records with a practice address in Maine. 63% 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 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 13% newer
- In a Medicare fileNo · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 44% of these records are
- Record last updated2018 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Maine
There are 326 psychiatry physician records in Maine. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 326 in Maine → Every provider in South Portland → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Andres Abreu, MDSouth Portland, ME 041061871939710
- Fernando Barrera, M.D.South Portland, ME 041061023420221
- Edward Bilotti, MDSouth Portland, ME 041061740344902
- Francine Blattner, MDSouth Portland, ME 041061265442826
- Roslyn Gerwin, D.O.South Portland, ME 041061710274709
- Sarah Kim, M.D.South Portland, ME 041061467779181
- John Newcomb, M.D.South Portland, ME 041061699975151
- Nicholas Piotrowski, MDSouth Portland, ME 041061134440803
Common questions
What is John Preston Powell, MD's NPI number?
John Preston Powell, MD's National Provider Identifier (NPI) is 1730619610, issued on Jun 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is John Preston Powell, MD located?
The NPPES record lists a practice address at 68 B Street Apt 4, South Portland, ME, 04106. Phone: (207) 272-5417. Providers update this record themselves, so call before visiting.
How can I verify John Preston Powell, MD's license?
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.
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.
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.