Alexander Del Rosario, M.D.
NPI 1841259231 · Internal Medicine Physician · Palm Springs, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Del Rosario, M.D. is a Internal Medicine Physician provider in Palm Springs, CA (NPI 1841259231).
Provider details
- NPI number
- 1841259231
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A60236 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,025 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 971 | $133 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 724 | $15 |
| Administration of Pneumococcal VaccineG0009 | 128 | $33 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 109 | $183 |
| Administration of Influenza Virus VaccineG0008 | 69 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 193 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,009 | 258 |
| Testosterone Cypionate | 707 | 129 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 673 | 98 |
| Abacavir/Dolutegravir/Lamivudibrand: Triumeq | 616 | 84 |
| Losartan Potassium | 537 | 134 |
| Dolutegravir Sodiumbrand: Tivicay | 527 | 75 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$109 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-22
- Last updated
- 2025-06-16
- Certified
- 2025-06-16
Frequently asked questions
- What is Alexander Del Rosario's NPI number?
- Alexander Del Rosario's National Provider Identifier (NPI) is 1841259231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Del Rosario's specialty?
- Alexander Del Rosario is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Del Rosario located?
- Alexander Del Rosario's practice location on file with NPPES is 1111 E Tahquitz Canyon Way Ste 120, Palm Springs, CA 92262-0116.
- What is Alexander Del Rosario's phone number?
- The practice phone number listed in the NPPES registry for Alexander Del Rosario is (760) 837-8366.
- Does Alexander Del Rosario accept Medicare?
- Alexander Del Rosario is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Del Rosario's NPI active?
- Yes — Alexander Del Rosario's NPI (1841259231) is active in the NPPES registry as of the last update on 2025-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.