NPPES file of Aug 9, 2026

Kenneth Richard Epstein, MD

Hospitalist Physician · Boulder, CO

Kenneth Richard Epstein, MD is a hospitalist physician with a practice address in Boulder, Colorado, and NPI 1093776932, issued on Mar 30, 2006. Check the license (Colorado 41652, as entered in NPPES) on the Colorado Medical Board; 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
1093776932
Name
Kenneth Richard Epstein
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
41652 CO
Self-reported in NPPES; status is on the state search
Practice location
690 Hartford Drive, Boulder, CO 80305
Phone
(303) 520-0635
Enumerated
Mar 30, 2006
Record last updated
Dec 27, 2023
Fax
(303) 362-9506
Medicaid IDs
74305263 CO
37737015 CO
Medicare enrollment
Enrolled (PECOS I20031125000835); accepts 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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Verify Kenneth Richard Epstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 41652
    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 Colorado license search

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70% fewer Medicare Part D claims than the average hospitalist physician in 2024

154 Medicare Part D claims for 63 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Kenneth Epstein154
  2. Specialty average521

Most prescribed

  1. Lactulose17 claims
  2. Prednisone17 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): 88.6 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 score79.2
  2. Costnot scored (reweighted)
  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).

Kenneth Richard Epstein among 806 hospitalist physician records in Colorado

Kenneth Richard Epstein, MD is one of 806 hospitalist physician records with a practice address in Colorado. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 81% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated1982 · median 2012 among the 622 with a school on file
  • Record last updated2023 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Colorado

There are 806 hospitalist physician records in Colorado.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Dhiraj AnkolekarBoulder, CO 803031649929464
  2. Kelly Cushing, D.O.Boulder, CO 803031710910831
  3. Thomas Miller, M.D.Boulder, CO 803031619985926
  4. Alyse Power, MDBoulder, CO 803031578941373
  5. Michael Cicerchi, MDDenver, CO 802471225259575
  6. Lela Mansoori, MDDenver, CO 802471881740488
  7. Johnny Cheng, D.O.Denver, CO 802461306107560
  8. Heather Bleacher, MDDenver, CO 802381073756987

Common questions

What is Kenneth Richard Epstein, MD's NPI number?

Kenneth Richard Epstein, MD's National Provider Identifier (NPI) is 1093776932, issued on Mar 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth Richard Epstein, MD located?

The NPPES record lists a practice address at 690 Hartford Drive, Boulder, CO, 80305. Phone: (303) 520-0635. Providers update this record themselves, so call before visiting.

How can I verify Kenneth Richard Epstein, MD's license?

NPPES lists Colorado license number 41652, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kenneth Richard Epstein, MD prescribe under Medicare Part D?

In 2024, Kenneth Richard Epstein, MD had 154 Medicare Part D claims for 63 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Kenneth Richard Epstein, MD's MIPS final score?

The 2023 MIPS final score is 88.6 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.