Allen L. Cohn, MD
Hematology & Oncology Physician · Denver, CO
Allen L. Cohn, MD is a hematology & oncology physician with a practice address in Denver, Colorado, and NPI 1316921976, issued on Dec 6, 2005. Check the license (Colorado DR.0027525, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Allen L. Cohn
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- DR.0027525 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1800 Williams St, Denver, CO 80218
- Phone
- (303) 388-4876
- Enumerated
- Dec 6, 2005
- Record last updated
- Feb 17, 2025
- Fax
- (303) 285-5097
- Medicaid ID
- O1275254 CO
- Medicare enrollment
- Enrolled (PECOS I20100120000394); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1985
- Entity
- Type 1 · individual
Also registered at 1800 Williams St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lindsay Bramwell, RN, MSN, CNSClinical Nurse Specialist1700043577
- Julie Elliott, PAPhysician Assistant1689686131
- Gerald Falchook, MDMedical Oncology Physician1366541294
- Kathryn Howell, MDRadiation Oncology Physician1811971542
- Kelly MackNurse Practitioner1982742888
- Michael Maris, MDHematology & Oncology Physician1053395624
Verify Allen L. Cohn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0027525Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
758 Medicare Part D claims for 132 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 62 claims were for opioids.
Most prescribed
- Prednisone61 claims
- Ondansetron Hcl51 claims
- Prochlorperazine Maleate32 claims
- Levothyroxine Sodium31 claims
- Creon27 claims
- Lorazepam25 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 MIPS final score for 2023 (Medicare payment program): 84.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $264.48
5 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Rocky Mountain Cancer Centers LLPLone Tree, CO
- Yampa Valley Medical CenterSteamboat Springs, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in Colorado
There are 212 hematology & oncology physician records in Colorado.
Other hematology & oncology physician records in Colorado
- Anosheh Afghahi, MDAurora, CO1689981656
- Owhofasa Agbedia, M.D., MPHAlamosa, CO1750769816
- Raul Alvarez, M.D.Englewood, CO1376597260
- Maria Amaya, MDAurora, CO1598150856
- David Andorsky, MDBoulder, CO1609061837
- Mathew Angelos, MD, PHDAurora, CO1487141149
- Travis Archuleta, MDPueblo, CO1457335010
- Steven Bair, MDAurora, CO1881014306
- Louis Balizet, MDPueblo, CO1831173574
- Meena Bansal, DODenver, CO1245765643
Common questions
What is Allen L. Cohn, MD's NPI number?
Allen L. Cohn, MD's National Provider Identifier (NPI) is 1316921976, issued on Dec 6, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Allen L. Cohn, MD located?
The NPPES record lists a practice address at 1800 Williams St, Denver, CO, 80218. Phone: (303) 388-4876. Providers update this record themselves, so call before visiting.
How can I verify Allen L. Cohn, MD's license?
NPPES lists Colorado license number DR.0027525, 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 Allen L. Cohn, MD prescribe under Medicare Part D?
In 2024, Allen L. Cohn, MD had 758 Medicare Part D claims for 132 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Allen L. Cohn, MD's MIPS final score?
The 2023 MIPS final score is 84.8 of 100. 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.