Alexander R. Del Rosario, M.D.
Internal Medicine Physician · Palm Springs, CA
Alexander R. Del Rosario, M.D. is an internal medicine physician with a practice address in Palm Springs, California, and NPI 1841259231, issued on Mar 22, 2006. Check the license (California A60236, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexander R. Del Rosario
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A60236 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1111 E Tahquitz Canyon Way Ste 120, Palm Springs, CA 92262
- Phone
- (760) 837-8366
- Enumerated
- Mar 22, 2006
- Record last updated
- Jun 16, 2025
- Fax
- (760) 837-8367
- Medicare enrollment
- Enrolled (PECOS I20070209000498); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1111 E Tahquitz Canyon Way Ste 120
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cristian Villegas, FNP-CNurse Practitioner1598224024
Verify Alexander R. Del Rosario in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A60236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.3 times the Medicare Part D claims of the average internal medicine physician in 2024
16,954 Medicare Part D claims for 647 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims. 248 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,009 claims
- Testosterone Cypionate707 claims
- Biktarvy673 claims
- Triumeq616 claims
- Losartan Potassium537 claims
- Tivicay527 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 practice group's MIPS final score for 2023 (Medicare payment program): 84.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $108.50
4 payments; by number, the most common kind was food and beverage; the largest payer was Emd Serono, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
One hospital affiliation
- Eisenhower Medical CenterPalm Springs, CA · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Alexander R. Del Rosario among 17,696 internal medicine physician records in California
Alexander R. Del Rosario, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1994 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
63 internal medicine physician records list a practice address in Palm Springs
They are 63 of the 1,917 NPPES records with a practice address in Palm Springs, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Palm Springs → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jessica Afable, M.DPalm Springs, CA 922621487648929
- Bruce Bornfleth, M.D.Palm Springs, CA 922621083607667
- Mark Coleman, M.D.Palm Springs, CA 922621952333866
- Paul Doherty, M.D.Palm Springs, CA 922621831183045
- Richard Ferreras, MDPalm Springs, CA 922621932168051
- William Grimm, DOPalm Springs, CA 922621407841315
- Michael Jardula, MDPalm Springs, CA 922621346222510
- Neerja Kaul, MDPalm Springs, CA 922621518946722
Common questions
What is Alexander R. Del Rosario, M.D.'s NPI number?
Alexander R. Del Rosario, M.D.'s National Provider Identifier (NPI) is 1841259231, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alexander R. Del Rosario, M.D. located?
The NPPES record lists a practice address at 1111 E Tahquitz Canyon Way Ste 120, Palm Springs, CA, 92262. Phone: (760) 837-8366. Providers update this record themselves, so call before visiting.
How can I verify Alexander R. Del Rosario, M.D.'s license?
NPPES lists California license number A60236, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alexander R. Del Rosario, M.D. prescribe under Medicare Part D?
In 2024, Alexander R. Del Rosario, M.D. had 16,954 Medicare Part D claims for 647 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Alexander R. Del Rosario, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.3 of 100, reported for the practice group. 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.