Rebecca L. Hanratty, MD
Internal Medicine Physician · Denver, CO
Rebecca L. Hanratty, MD is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1649294307, issued on Jul 27, 2006. Check the license (Colorado 39726, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Rebecca L. Hanratty
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 39726 CO
Self-reported in NPPES; status is on the state search - Practice location
- 777 Bannock St, Denver, CO 80204
- Phone
- (303) 436-6000
- Enumerated
- Jul 27, 2006
- Record last updated
- Mar 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 85555339 CO
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 777 Bannock St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rebecca L. Hanratty in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 39726Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average internal medicine physician in 2024
5,086 Medicare Part D claims for 159 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 1,154 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen340 claims
- Oxycodone Hcl312 claims
- Hydrocodone-Acetaminophen185 claims
- Amlodipine Besylate179 claims
- Atorvastatin Calcium178 claims
- Omeprazole172 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.
Rebecca L. Hanratty among 2,046 internal medicine physician records in Colorado
Rebecca L. Hanratty, MD is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% 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, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
493 internal medicine physician records list a practice address in Denver
They are 493 of the 25,068 NPPES records with a practice address in Denver, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Denver → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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Common questions
What is Rebecca L. Hanratty, MD's NPI number?
Rebecca L. Hanratty, MD's National Provider Identifier (NPI) is 1649294307, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca L. Hanratty, MD located?
The NPPES record lists a practice address at 777 Bannock St, Denver, CO, 80204. Phone: (303) 436-6000. Providers update this record themselves, so call before visiting.
How can I verify Rebecca L. Hanratty, MD's license?
NPPES lists Colorado license number 39726, 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 Rebecca L. Hanratty, MD prescribe under Medicare Part D?
In 2024, Rebecca L. Hanratty, MD had 5,086 Medicare Part D claims for 159 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.