NPPES file of Aug 9, 2026

Douglas Andrew Rahner

Family Medicine Physician · Marathon, NY

Douglas Andrew Rahner is a family medicine physician with a practice address in Marathon, New York, and NPI 1790773745, issued on Oct 12, 2005. Check the license (New York 189310, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1790773745
Name
Douglas Andrew Rahner
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
189310 NY
Self-reported in NPPES; status is on the state search
Practice location
20 East Main Street, Marathon, NY 13803
Phone
(607) 849-3271
Enumerated
Oct 12, 2005
Record last updated
May 13, 2022
Medicaid ID
02673729 NY
Medicare enrollment
Enrolled (PECOS I20050810000975); accepts Medicare assignment
Medical or professional school
University Of Cincinnati College Of Medicine, 1990
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 20 East Main Street

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

  1. Terrissa Martin, M.D.Obstetrics & Gynecology Physician1548556442
  2. Natalia McCormick, NPFamily Nurse Practitioner1386130128
  3. Michael Secallus, FNPNurse Practitioner1730787128
  4. Heather Teribury, NPFamily Nurse Practitioner1902669013

Verify Douglas Andrew Rahner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 189310
    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
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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72% more Medicare Part D claims than the average family medicine physician in 2024

6,079 Medicare Part D claims for 668 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. 148 claims were for opioids.

  1. Douglas Rahner6,079
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium364 claims
  2. Levothyroxine Sodium272 claims
  3. Lisinopril232 claims
  4. Omeprazole223 claims
  5. Amlodipine Besylate198 claims
  6. Albuterol Sulfate Hfa172 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. Family Health Network OF Central New York, Inc.Cortland, NY

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

Douglas Andrew Rahner among 6,417 family medicine physician records in New York

Douglas Andrew Rahner is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1990 · median 2007 among the 4,188 with a school on file
  • Record last updated2022 · 58% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 family medicine physician record lists a practice address in Marathon

They are 1 of the 24 NPPES records with a practice address in Marathon, and 6,417 family medicine physician records in New York.

The 8 family medicine physician records with the nearest ZIP codes

  1. Daniel Driscoll, M.D.Lisle, NY 137971518959204
  2. Sharlene Kinney, MDNewark Valley, NY 138111851388102
  3. Mark Barreto, MDNorwich, NY 138151336308592
  4. Mahmoud Fathalla, MDNorwich, NY 138151316028202
  5. Shamika Gokhale, DONorwich, NY 138151881213122
  6. Thomas Holmes, M.D.Norwich, NY 138151104883727
  7. Grace Holmes, M.D.Norwich, NY 138151215994546
  8. Kristina Hummer, DONorwich, NY 138151831327410

Common questions

What is Douglas Andrew Rahner's NPI number?

Douglas Andrew Rahner's National Provider Identifier (NPI) is 1790773745, issued on Oct 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Andrew Rahner located?

The NPPES record lists a practice address at 20 East Main Street, Marathon, NY, 13803. Phone: (607) 849-3271. Providers update this record themselves, so call before visiting.

How can I verify Douglas Andrew Rahner's license?

NPPES lists New York license number 189310, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Douglas Andrew Rahner prescribe under Medicare Part D?

In 2024, Douglas Andrew Rahner had 6,079 Medicare Part D claims for 668 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.