Ari B. Cohen, MD
Hospitalist Physician · Denver, CO
Ari B. Cohen, MD is a hospitalist physician with a practice address in Denver, Colorado, and NPI 1477970481, issued on Mar 27, 2014. Check the license (Colorado DR.0058364, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ari B. Cohen
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- DR.0058364 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1375 E 19TH Ave, Denver, CO 80218
- Phone
- (303) 338-4545
- Enumerated
- Mar 27, 2014
- Record last updated
- Jun 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171025002298); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 806 in Colorado → Look up another NPI →
Also registered at 1375 E 19TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bruce Adams, M.D.Emergency Medicine Physician1407946197
- Michele Adams, RNRegistered Nurse1851242572
- Drew Albright, D.O.Surgery Physician1578944633
- Corrie Alonzo, M.D.Neonatal-Perinatal Medicine Physician1073956033
- Amanda Alpert, RNRegistered Nurse1861086936
- Ainsley Anderson, M.D.Emergency Medicine Physician1558756569
Verify Ari B. Cohen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0058364Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average hospitalist physician in 2024
172 Medicare Part D claims for 86 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Furosemide13 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
- Colorado Permanente Medical Group PCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ari B. Cohen among 806 hospitalist physician records in Colorado
Ari B. Cohen, 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 2014, is newer than 56% of them.
- NPI issued2014 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2014 · median 2012 among the 622 with a school on file
- Record last updated2021 · 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.
All 806 in Colorado → Every provider in Denver → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Diogo Bauleth, MDDenver, CO 802181265404685
- Rosalie Chang, MDDenver, CO 802181417929738
- Christy Chaudhuri, MDDenver, CO 802181669414165
- Hunaif Dar, MDDenver, CO 802181598790610
- Ramesh Devanesan, MDDenver, CO 802181124039805
- Michelle Klaus, MDDenver, CO 802181114080389
- Julie McClanahan, MDDenver, CO 802181568419794
- Aram Neuschatz, MDDenver, CO 802181811969199
Common questions
What is Ari B. Cohen, MD's NPI number?
Ari B. Cohen, MD's National Provider Identifier (NPI) is 1477970481, issued on Mar 27, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ari B. Cohen, MD located?
The NPPES record lists a practice address at 1375 E 19TH Ave, Denver, CO, 80218. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Ari B. Cohen, MD's license?
NPPES lists Colorado license number DR.0058364, 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 Ari B. Cohen, MD prescribe under Medicare Part D?
In 2024, Ari B. Cohen, MD had 172 Medicare Part D claims for 86 beneficiaries; the average among hospitalist physician prescribers was 521. 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.