Rebecca Suzanne Ratnam, M.D.
Hospitalist Physician · Denver, CO
Rebecca Suzanne Ratnam, M.D. is a hospitalist physician with a practice address in Denver, Colorado, and NPI 1619295805, issued on May 12, 2010. Check the license (Colorado 48848, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Rebecca Suzanne Ratnam
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 48848 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1835 N Franklin St, Denver, CO 80218
- Phone
- (303) 866-8444
- Enumerated
- May 12, 2010
- Record last updated
- Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (303) 866-8446
- Medicare enrollment
- Enrolled (PECOS I20111004000643); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 806 in Colorado → Look up another NPI →
Also registered at 1835 N Franklin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristen Coleman, PA-CPhysician Assistant1396994760
- Kathleen Doyle, MDObstetrics & Gynecology Physician1184768988
- Christopher Juels, MDEmergency Medicine Physician1740306372
Verify Rebecca Suzanne Ratnam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 48848Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average hospitalist physician in 2024
639 Medicare Part D claims for 211 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 37 claims were for opioids.
Most prescribed
- Furosemide50 claims
- Potassium Chloride34 claims
- Hydrocodone-Acetaminophen24 claims
- Metoprolol Tartrate23 claims
- Atorvastatin Calcium21 claims
- Prednisone21 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
- Southern California Permanente Medical GroupSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rebecca Suzanne Ratnam among 806 hospitalist physician records in Colorado
Rebecca Suzanne Ratnam, M.D. 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 2010, is newer than 38% of them.
- NPI issued2010 · 38% of these records are older, 58% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2006 · 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 Rebecca Suzanne Ratnam, M.D.'s NPI number?
Rebecca Suzanne Ratnam, M.D.'s National Provider Identifier (NPI) is 1619295805, issued on May 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Suzanne Ratnam, M.D. located?
The NPPES record lists a practice address at 1835 N Franklin St, Denver, CO, 80218. Phone: (303) 866-8444. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Suzanne Ratnam, M.D.'s license?
NPPES lists Colorado license number 48848, 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 Suzanne Ratnam, M.D. prescribe under Medicare Part D?
In 2024, Rebecca Suzanne Ratnam, M.D. had 639 Medicare Part D claims for 211 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.