Romana M. Haas, MD
Endocrinology, Diabetes & Metabolism Physician · Denver, CO
Romana M. Haas, MD is an endocrinology, diabetes & metabolism physician with a practice address in Denver, Colorado, and NPI 1386739258, issued on Oct 4, 2006. Check the license (Colorado 44145, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Romana M. Haas
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 44145 CO
Self-reported in NPPES; status is on the state search - Practice location
- 4500 E. 9TH Ave, Denver, CO 80220
- Phone
- (303) 329-7876
- Enumerated
- Oct 4, 2006
- Record last updated
- Jun 16, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (303) 329-7862
- Medicaid ID
- 57037787 CO
- Medicare enrollment
- Enrolled (PECOS I20060310000477); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 149 in Colorado → Look up another NPI →
Also registered at 4500 E. 9TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine Collins, WHNPNurse Practitioner1336215052
- Katherine Dahab, M.D.Pediatrics Physician1750436622
- Susan Esmond, PA-CPhysician Assistant1639168586
- Kristina Fraser, MDObstetrics & Gynecology Physician1952399065
- Steven Holt, MDGynecologic Oncology Physician1528127651
- Stephanie Motter, NPObstetrics & Gynecology Nurse Practitioner1578621991
Verify Romana M. Haas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 44145Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average endocrinology, diabetes & metabolism physician in 2024
2,637 Medicare Part D claims for 210 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.
Most prescribed
- Mounjaro325 claims
- Levothyroxine Sodium233 claims
- Metformin Hcl157 claims
- Atorvastatin Calcium150 claims
- Synthroid138 claims
- Metformin Hcl Er101 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: $42.23
2 payments; by number, the most common kind was food and beverage; the largest payer was Tandem Diabetes Care, Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Romana M. Haas among 149 endocrinology, diabetes & metabolism physician records in Colorado
Romana M. Haas, MD is one of 149 endocrinology, diabetes & metabolism physician records with a practice address in Colorado. 83% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 49% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1999 · median 2002 among the 106 with a school on file
- Record last updated2010 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Colorado
There are 149 endocrinology, diabetes & metabolism physician records in Colorado.
All 149 in Colorado → Every provider in Denver → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Daniel Citron, M.D.Denver, CO 802201861442410
- Alex Goldsmith, M.D.Denver, CO 802201417907064
- Nirmala Kumar, MDDenver, CO 802201619059144
- Mervyn Lifschitz, M.D.Denver, CO 802201639267636
- Claudia Panzer, MDDenver, CO 802201538122007
- Christopher Ricca, M.D.Denver, CO 802201134170954
- Sarah Bull, MDDenver, CO 802181427165547
- Leslie Gamache, MDDenver, CO 802181851303002
Common questions
What is Romana M. Haas, MD's NPI number?
Romana M. Haas, MD's National Provider Identifier (NPI) is 1386739258, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Romana M. Haas, MD located?
The NPPES record lists a practice address at 4500 E. 9TH Ave, Denver, CO, 80220. Phone: (303) 329-7876. Providers update this record themselves, so call before visiting.
How can I verify Romana M. Haas, MD's license?
NPPES lists Colorado license number 44145, 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 Romana M. Haas, MD prescribe under Medicare Part D?
In 2024, Romana M. Haas, MD had 2,637 Medicare Part D claims for 210 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.