NPPES file of Aug 9, 2026

Jonathon V. Lammers, MD

Family Medicine Physician · Clifton Springs, NY

Jonathon V. Lammers, MD is a family medicine physician with a practice address in Clifton Springs, New York, and NPI 1275525032, issued on Aug 18, 2005. Check the license (New York 298341, 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
1275525032
Name
Jonathon V. Lammers
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
298341 NY
35.093342 OH
Self-reported in NPPES; status is on the state search
Practice location
16 E Main St, Clifton Springs, NY 14432
Phone
(315) 462-0586
Enumerated
Aug 18, 2005
Record last updated
Jul 3, 2023
Fax
(315) 462-7078
Medicare enrollment
Enrolled (PECOS I20190715002153); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 1999
Telehealth
Offers telehealth (CMS)
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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Verify Jonathon V. Lammers 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 298341
    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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4.1 times the Medicare Part D claims of the average family medicine physician in 2024

14,568 Medicare Part D claims for 804 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. 220 claims were for opioids.

  1. Jonathon Lammers14,568
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium919 claims
  2. Levothyroxine Sodium647 claims
  3. Amlodipine Besylate541 claims
  4. Lisinopril462 claims
  5. Omeprazole457 claims
  6. Losartan Potassium442 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. The Frederick Ferris Thompson HospitalShortsville, NY

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

Jonathon V. Lammers among 6,417 family medicine physician records in New York

Jonathon V. Lammers, MD 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
  • Graduated1999 · median 2007 among the 4,188 with a school on file
  • Record last updated2023 · 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).

Family Medicine Physician providers in New York

There are 6,417 family medicine physician records in New York.

The 8 family medicine physician records with the nearest ZIP codes

  1. Kiran Luther, MDClifton Springs, NY 144321073542932
  2. David Blasczak, MDClyde, NY 144331164436960
  3. Robert Elwell, PHYSICIAN ASSISTANTCastile, NY 144271437241387
  4. Jennifer Graham, M.D.Dansville, NY 144371932159332
  5. Allison McKeown, DODansville, NY 144371215592332
  6. Calvin Schierer, DOCastile, NY 144271033201959
  7. Ayesha Tasaddaq, MDDansville, NY 144371972831782
  8. Colleen Tracy, MDDansville, NY 144371003313206

Common questions

What is Jonathon V. Lammers, MD's NPI number?

Jonathon V. Lammers, MD's National Provider Identifier (NPI) is 1275525032, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jonathon V. Lammers, MD located?

The NPPES record lists a practice address at 16 E Main St, Clifton Springs, NY, 14432. Phone: (315) 462-0586. Providers update this record themselves, so call before visiting.

How can I verify Jonathon V. Lammers, MD's license?

NPPES lists New York license number 298341, 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 Jonathon V. Lammers, MD prescribe under Medicare Part D?

In 2024, Jonathon V. Lammers, MD had 14,568 Medicare Part D claims for 804 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.