NPPES file of Aug 9, 2026

Collin A. St Clair, D.O.

Family Medicine Physician · Lexington, KY

Collin A. St Clair, D.O. is a family medicine physician with a practice address in Lexington, Kentucky, and NPI 1891157806, issued on Mar 28, 2016. Check the license (Kentucky 04582, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891157806
Name
Collin A. St Clair
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
04582 KY
Self-reported in NPPES; status is on the state search
Practice location
3099 Helmsdale PL, Lexington, KY 40509
Phone
(859) 258-6401
Enumerated
Mar 28, 2016
Record last updated
Jul 29, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(859) 258-6438
Medicare enrollment
Enrolled (PECOS I20190719002572); accepts Medicare assignment
Medical or professional school
University Of Pikeville, Kentucky College Of Osteopathic Med, 2016
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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Also registered at 3099 Helmsdale PL

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

  1. Jacqueline Cassell, APRNAdult Health Nurse Practitioner1184095200
  2. Amy Coleman, M.D.Family Medicine Physician1710971775
  3. Kristina Cox, PA-CPhysician Assistant1316259633
  4. Deborah Hamilton, M.D.Family Medicine Physician1184655342
  5. Caroline Meyer, APRNFamily Nurse Practitioner1992247910
  6. Leighnia Nance, RNNurse Practitioner1881066124

Verify Collin A. St Clair in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 04582
    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 Kentucky 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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Most of these Medicare Part D claims are vaccines, 62% of the cost of the top drugs

4,554 Medicare Part D claims for 367 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.

  1. Collin St Clair4,554
  2. Specialty average3,544

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Atorvastatin Calcium408 claims
  2. Amlodipine Besylate277 claims
  3. Levothyroxine Sodium181 claims
  4. Lisinopril165 claims
  5. Metoprolol Succinate119 claims
  6. Losartan Potassium104 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): 80.9 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.

  1. Qualityout of 100 · 30% of the final score62.3
  2. Costout of 100 · 30%74.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. New Lexington Clinic PscLexington, KY

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

Collin A. St Clair among 1,968 family medicine physician records in Kentucky

Collin A. St Clair, D.O. is one of 1,968 family medicine physician records with a practice address in Kentucky. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 78% of them.

  • NPI issued2016 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2016 · median 2006 among the 1,277 with a school on file
  • Record last updated2019 · 57% 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

177 family medicine physician records list a practice address in Lexington

They are 177 of the 14,031 NPPES records with a practice address in Lexington, and 1,968 family medicine physician records in Kentucky.

The 8 family medicine physician records with the nearest ZIP codes

  1. Keith Applegate, M.D.Lexington, KY 405091245235795
  2. Brian Brown, M.D.Lexington, KY 405091629074802
  3. Patricia Buker, M.D.Lexington, KY 405091922004993
  4. Amy Coleman, M.D.Lexington, KY 405091710971775
  5. David Dubocq, M.D.Lexington, KY 405091932104403
  6. William Foxx, M.D.Lexington, KY 405091801891353
  7. Joseph Gerhardstein, M.D.Lexington, KY 405091790780286
  8. Mary Henkel, M.D.Lexington, KY 405091699770156

Common questions

What is Collin A. St Clair, D.O.'s NPI number?

Collin A. St Clair, D.O.'s National Provider Identifier (NPI) is 1891157806, issued on Mar 28, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Collin A. St Clair, D.O. located?

The NPPES record lists a practice address at 3099 Helmsdale PL, Lexington, KY, 40509. Phone: (859) 258-6401. Providers update this record themselves, so call before visiting.

How can I verify Collin A. St Clair, D.O.'s license?

NPPES lists Kentucky license number 04582, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Collin A. St Clair, D.O. prescribe under Medicare Part D?

In 2024, Collin A. St Clair, D.O. had 4,554 Medicare Part D claims for 367 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Collin A. St Clair, D.O.'s MIPS final score?

The 2023 MIPS final score is 80.9 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.