Dr. Alexander R. Del Rosario, MD

  • Rancho Mirage, CA
  • Internist
NPI1841259231PAC ID2466454004
Medicare services, 2024
138,229
Medicare patients, 2024
461
Part D claims, 2024
16,954
MIPS score, 2024
88
Hospital affiliations
1
Practice address
39-000 Bob Hope Drive, Rancho Mirage, CA 92270
Practice phone
Call (760) 340-3911
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Eisenhower Health

Hospital · Rancho Mirage, California

See all 7 affiliations

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Dr. Alexander R. Del Rosario is an internist in Rancho Mirage, California

Dr. Del Rosario practices at Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center.

Dr. Del Rosario's NPI, 1841259231, was assigned on March 22, 2006. Dr. Del Rosario graduated from Drexel University College Of Medicine in 1994. Dr. Del Rosario holds California license A60236.

NPI and contact details
Medicare PAC ID
2466454004
NPI enumeration date
March 22, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(760) 340-3911
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
58
Medical school graduation
1994

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Alexander R. Del Rosario practices at 2 locations in Rancho Mirage, California

Dr. Del Rosario's primary practice is Eisenhower Health, at 39-000 Bob Hope Drive, Rancho Mirage, CA 92270 in Riverside County. The practice phone is (760) 340-3911. Dr. Del Rosario also practices at Eisenhower Medical Center, 39000 Bob Hope Dr, Rancho Mirage, CA 92270.

  • Eisenhower HealthPrimary
    39-000 Bob Hope Drive, Rancho Mirage, CA 92270 · Riverside CountyPhone(760) 340-3911
  • Eisenhower Medical Center
    39000 Bob Hope Dr, Rancho Mirage, CA 92270 · Riverside CountyPhone(760) 340-3911

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Alexander R. Del Rosario is affiliated with 6 sites of care and 1 medical group

Dr. Del Rosario's primary practice is Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center. The medical group on file is Eisenhower Health. Dmand AI also links Dr. Del Rosario to 2 more home health agencies, 1 breast imaging center, 1 clinical lab and 1 dialysis center, each named with a free account. Dr. Del Rosario's employer is on file too: a hospital.

See all 7 affiliations for Dr. Del Rosario

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Alexander R. Del Rosario's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Del Rosario practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Eisenhower HealthAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Eisenhower Medical Center and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Alexander R. Del Rosario is one of 16,751 internists in California

Internal medicine is Dr. Del Rosario's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Del Rosario is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Del Rosario is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A60236 · 1996 to 2026 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute sinusitis, aneurysm, chronic anemia, chronic diabetes, chronic hypertension, chronic kidney disease and contact dermatitis among the conditions Dr. Del Rosario treats.

Internists near Dr. Del Rosario

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Alexander R. Del Rosario billed Medicare for 138,229 services in 2024

CMS data shows 138,229 Medicare services from Dr. Del Rosario across 11 procedure codes in 2024, for 461 Medicare patients. Medicare paid $162,428 for them. Every service was in an office.

Medicare services, 2024138,229
Medicare patients461
Paid by Medicare$162,428
Procedure codes11

Dr. Del Rosario's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 135,7512024: 136,002No change
Office and hospital visits
2023: 9492024: 1,10416%
Tests and treatments
2023: 8542024: 9268%
Other services
2023: 1622024: 19722%

Dr. Del Rosario compared with the California median for internists, 2024

  • Dr. Del Rosario
  • California median
Medicare services
138,229vs 361382.9 times
Medicare patients
461vs 1513.1 times
Part D claims
16,154vs 42138.4 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Del Rosario's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Del Rosario

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Alexander R. Del Rosario treated 461 Medicare patients in 2024, average age 70

CMS counts 461 Medicare patients who saw Dr. Del Rosario in 2024. The largest group is 65 to 74, with 301 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Del Rosario's median patient age at 68, with 3% women.

Medicare patients, 2024461
Average age70
Average risk score1.14
Also on Medicaid14%

Dr. Del Rosario's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Del Rosario's Medicare patients by sex, 2024

  • Women163%
  • Men44597%

Chronic conditions among Dr. Del Rosario's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis41%
  4. Mood disorders28%
  5. Chronic kidney disease26%
  6. Anxiety21%
  7. Depression21%
  8. Diabetes20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Del Rosario's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women3%
  • Men96%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Alexander R. Del Rosario wrote 16,954 Medicare Part D claims in 2024

In 2024, Dr. Del Rosario wrote 16,954 Medicare Part D claims for 647 patients. 73% of them were for generic drugs. CMS names the drug for 16,154 of them, across 191 drugs with 11 or more claims each, at $14,472,714 in total drug cost. In 2023, CMS named 16,874 claims across 202 drugs.

Part D claims, 202416,954
Drugs named by CMS191
Total drug cost$14.5M
Part D patients647

Dr. Del Rosario's Part D claims by kind of drug, 2024

  • Generic12,427 claims73%
  • Brand-name4,462 claims26%
  • Other65 claims0%

Dr. Del Rosario's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Del Rosario's Part D claims, 2024

  • Opioids1%248 of 16,954 claims
  • Antibiotics2%381 of 16,954 claims
  • Antipsychotics, patients 65 and over0%20 of 16,954 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 16,8742024: 16,1544%

Drugs named by CMS: 191 in 2024, 202 in 2023.

See all prescribing by Dr. Del Rosario

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Alexander R. Del Rosario scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Del Rosario for performance year 2024, reported as part of a group. Dr. Del Rosario accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Del Rosario as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Del Rosario's MIPS scores, performance year 2024

  • 88of 100Final score
  • 85.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Alexander R. Del Rosario received $2,320 in industry payments from 2016 to 2025

CMS Open Payments shows 81 general payments to Dr. Del Rosario from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $1,029.

General payments to Dr. Del Rosario by program year, 2016 to 2025

General payments to Dr. Del Rosario by kind, 2016 to 2025

$2.3Kin total
  • Food and beverage$2,318100%
  • Education$10%

Companies that paid Dr. Del Rosario the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Del Rosario

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Alexander R. Del Rosario graduated from Drexel University College Of Medicine

Dr. Del Rosario graduated from Drexel University College Of Medicine in 1994.

  1. Medical schoolDrexel University College Of Medicine
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Alexander R. Del Rosario accepts plans from 13 insurance carriers

Dr. Del Rosario is in network with 13 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Del Rosario accepts, by number of carriers

  1. PPO9
  2. HMO6
  3. Medicare6
  4. EPO3
  5. POS2

Source: Dmand AI Insurance Network Data

Sources for Dr. Alexander R. Del Rosario's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Alexander R. Del Rosario

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Alexander R. Del Rosario's NPI number?

Dr. Alexander R. Del Rosario's NPI number is 1841259231. It was assigned on March 22, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Alexander R. Del Rosario?

Dr. Alexander R. Del Rosario is an internist in Rancho Mirage, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Alexander R. Del Rosario practice?

Dr. Del Rosario practices at 39-000 Bob Hope Drive, Rancho Mirage, CA 92270. Dr. Del Rosario also practices at 39000 Bob Hope Dr, Rancho Mirage, CA 92270. Dr. Del Rosario's primary practice is Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center. Dmand AI also links Dr. Del Rosario to 2 home health agencies, 1 breast imaging center, 1 clinical lab and 1 dialysis center.

What is Dr. Alexander R. Del Rosario's office phone number?

The practice phone on file for Dr. Del Rosario is (760) 340-3911.

What is Dr. Alexander R. Del Rosario's medical license number?

Dr. Del Rosario holds California license A60236.

Which hospitals is Dr. Alexander R. Del Rosario affiliated with?

Dr. Del Rosario practices at Eisenhower Health in Rancho Mirage, California.

What medical group is Dr. Alexander R. Del Rosario part of?

Dr. Del Rosario is linked to Eisenhower Health.

Does Dr. Alexander R. Del Rosario accept Medicare?

Yes. CMS data shows Dr. Del Rosario billed Medicare for 138,229 services in 2024, and Dr. Del Rosario accepts Medicare assignment.

Does Dr. Alexander R. Del Rosario offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Del Rosario as offering telehealth services.

What is Dr. Alexander R. Del Rosario's MIPS score?

Dr. Del Rosario's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Alexander R. Del Rosario see?

CMS counts 461 Medicare patients who saw Dr. Del Rosario in 2024, with an average age of 70.

Is Dr. Alexander R. Del Rosario board certified?

Yes. Dr. Del Rosario is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.

What services does Dr. Alexander R. Del Rosario bill to Medicare?

In 2024, Dr. Del Rosario's most billed Medicare services were injected or infused drug (J1071), office visit, established patient (99214) and infusion or chemotherapy administration (96372).

Where did Dr. Alexander R. Del Rosario go to medical school?

Dr. Del Rosario graduated from Drexel University College Of Medicine in 1994.

What drugs does Dr. Alexander R. Del Rosario prescribe most?

In 2024 Medicare Part D data, Dr. Del Rosario's most prescribed drugs by claims were Atorvastatin Calcium, Testosterone Cypionate and Biktarvy.

Has Dr. Alexander R. Del Rosario received payments from drug or device companies?

CMS Open Payments shows $2,320 in general payments to Dr. Del Rosario from 8 companies from 2016 to 2025. The largest total came from ViiV Healthcare Company.

How long has Dr. Alexander R. Del Rosario been practicing?

Dr. Del Rosario graduated from medical school in 1994, 32 years ago.

What insurance does Dr. Alexander R. Del Rosario accept?

Dr. Del Rosario is in network with 13 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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