NPPES file of Aug 9, 2026

Stephen K. Frankel, MD

Pulmonary Disease Physician · Denver, CO

Stephen K. Frankel, MD is a pulmonary disease physician with a practice address in Denver, Colorado, and NPI 1083795652, issued on Oct 18, 2006. Check the license (Colorado 37053, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083795652
Name
Stephen K. Frankel
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
37053 CO
Self-reported in NPPES; status is on the state search
Practice location
1400 Jackson St, Denver, CO 80206
Phone
(303) 398-1528
Enumerated
Oct 18, 2006
Record last updated
Nov 12, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(303) 270-2206
Medicaid ID
50788035 CO
Medicare enrollment
Enrolled (PECOS I20050211000850); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1995
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 1400 Jackson St

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

  1. Ronya Ajeel, APN-CRNACertified Registered Nurse Anesthetist1184279044
  2. Akrum Al-Zubaidi, D.O.Pulmonary Disease Physician1649426222
  3. Rafeul Alam, MDAllergy & Immunology Physician1790730687
  4. Jon Allison, PACMedical Physician Assistant1609812668
  5. Vivianne Allsop, MDRheumatology Physician1215499603
  6. Mark Aloia, MDPsychiatry Physician1295842607

Verify Stephen K. Frankel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 37053
    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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82% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

254 Medicare Part D claims for 30 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Stephen Frankel254
  2. Specialty average1,425

Most prescribed

  1. Mycophenolate Mofetil34 claims
  2. Famotidine33 claims
  3. Prednisone24 claims
  4. Sulfamethoxazole-Trimethoprim21 claims
  5. Trelegy Ellipta20 claims
  6. Pirfenidone18 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.

Industry payments in 2024: $359.15

4 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Frankel$359.15
  2. Specialty average$5,159.88

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. National Jewish HealthDenver, CO · Acute Care Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Stephen K. Frankel among 288 pulmonary disease physician records in Colorado

Stephen K. Frankel, MD is one of 288 pulmonary disease physician records with a practice address in Colorado. 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 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1995 · median 2003 among the 210 with a school on file
  • Record last updated2020 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Colorado

There are 288 pulmonary disease physician records in Colorado.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Evans Fernandezperez, M.D.Denver, CO 802061700858065
  2. James Jett, M.D.Denver, CO 802061174509186
  3. Jeffrey Kern, MDDenver, CO 802061457371114
  4. Robert Lapidus, M.D.Denver, CO 802061760485023
  5. Steven Lommatzsch, M.D.Denver, CO 802061750309571
  6. Vipin Malik, MDDenver, CO 802061669413860
  7. James Obrien, M.D.Denver, CO 802061144244161
  8. Amy Olson, MDDenver, CO 802061265409056

Common questions

What is Stephen K. Frankel, MD's NPI number?

Stephen K. Frankel, MD's National Provider Identifier (NPI) is 1083795652, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen K. Frankel, MD located?

The NPPES record lists a practice address at 1400 Jackson St, Denver, CO, 80206. Phone: (303) 398-1528. Providers update this record themselves, so call before visiting.

How can I verify Stephen K. Frankel, MD's license?

NPPES lists Colorado license number 37053, 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 Stephen K. Frankel, MD prescribe under Medicare Part D?

In 2024, Stephen K. Frankel, MD had 254 Medicare Part D claims for 30 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.