NPPES file of Aug 9, 2026

Antonina Planson

Family Nurse Practitioner · Winthrop, ME

Antonina Planson is a family nurse practitioner with a practice address in Winthrop, Maine, and NPI 1043922610, issued on Dec 15, 2022. Check the license (Maine CNP221567, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043922610
Name
Antonina Planson
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
CNP221567 ME
Self-reported in NPPES; status is on the state search
Practice location
16 Commerce Plz, Winthrop, ME 04364
Phone
(207) 624-3800
Enumerated
Dec 15, 2022
Record last updated
Dec 15, 2022
Fax
(207) 624-3845
Medicare enrollment
Enrolled (PECOS I20230105002587); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 16 Commerce Plz

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lara Ilyas, M.D.Family Medicine Physician1902241425
  2. Richard LarrabeeMental Health Counselor1093176844
  3. William Stinson, PT, DPTPhysical Therapist1578379798

Verify Antonina Planson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license CNP221567    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maine license search

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7% more Medicare Part D claims than the average family nurse practitioner in 2024

1,401 Medicare Part D claims for 214 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Antonina Planson1,401
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium77 claims
  2. Losartan Potassium70 claims
  3. Amlodipine Besylate63 claims
  4. Levothyroxine Sodium63 claims
  5. Lisinopril50 claims
  6. Hydrochlorothiazide49 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

  1. Gray Urgent Care LLCGray, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

5 family nurse practitioner records list a practice address in Winthrop

They are 5 of the 85 NPPES records with a practice address in Winthrop, and 1,274 family nurse practitioner records in Maine.

All 5 in Winthrop → All 1,274 in Maine → Every provider in Winthrop →

Other family nurse practitioner records in Maine

  1. Jessica Abbatiello, NP-CPortland, ME1871811737
  2. Susan Abbott, FNP-CWaterville, ME1366776007
  3. Tammy Abbott, NPLewiston, ME1578199246
  4. Samuel Acha, FNP-BCWestbrook, ME1053832113
  5. Shannon Achorn, NPRockland, ME1891594271
  6. Christa Adams, FNPLewiston, ME1215697891
  7. Chrystal Adams, FNPBangor, ME1235180209
  8. Sarah Adams, NPLewiston, ME1891933677
  9. Katharine Addicott, FNPPortland, ME1013032036
  10. Allison Ainsworth, NPFort Fairfield, ME1487710505

Common questions

What is Antonina Planson's NPI number?

Antonina Planson's National Provider Identifier (NPI) is 1043922610, issued on Dec 15, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Antonina Planson located?

The NPPES record lists a practice address at 16 Commerce Plz, Winthrop, ME, 04364. Phone: (207) 624-3800. Providers update this record themselves, so call before visiting.

How can I verify Antonina Planson's license?

NPPES lists Maine license number CNP221567, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Antonina Planson prescribe under Medicare Part D?

In 2024, Antonina Planson had 1,401 Medicare Part D claims for 214 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.