NPPES file of Aug 9, 2026

Russell Del Rosario

Family Nurse Practitioner · Antioch, CA

Russell Del Rosario is a family nurse practitioner with a practice address in Antioch, California, and NPI 1942699574, issued on Jan 20, 2015. Check the license (California 95002097, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942699574
Name
Russell Del Rosario
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95002097 CA
Self-reported in NPPES; status is on the state search
Practice location
4053 Lone Tree Way, Antioch, CA 94531
Phone
(925) 756-3499
Enumerated
Jan 20, 2015
Record last updated
Aug 28, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191202001179); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4053 Lone Tree Way

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Susan Adham, M.DPediatrics Physician1215256599
  2. Temitayo Akinfenwa, MDFamily Medicine Physician1669892857
  3. Ronald AlcaydeDiabetes Educator Registered Nurse1306769344
  4. Wen-Yin Choi, DPMFoot Surgery Podiatrist1013044411
  5. Nancy Chuks-Orji, NPNurse Practitioner1467840850
  6. Robert Eberhart, DOFamily Medicine Physician1235609348

Verify Russell Del Rosario in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95002097
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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82% fewer Medicare Part D claims than the average family nurse practitioner in 2024

233 Medicare Part D claims for 164 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Russell Del Rosario233
  2. Specialty average1,305

Most prescribed

  1. Hydrocodone-Acetaminophen35 claims
  2. Cephalexin26 claims
  3. Methylprednisolone23 claims
  4. Sulfamethoxazole-Trimethoprim17 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): 83.8 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.

  1. Qualityout of 100 · 30% of the final score84.6
  2. Costout of 100 · 30%58.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Hospitalist Medicine Physicians OF New Mexico - Clovis LLCSanta Fe, NM
  2. Presbyterian Healthcare ServicesAlbuquerque, NM

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Russell Del Rosario among 16,966 family nurse practitioner records in California

Russell Del Rosario is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 31% of them.

  • NPI issued2015 · 31% of these records are older, 65% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2014 · median 2019 among the 6,793 with a school on file
  • Record last updated2015 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 family nurse practitioner records list a practice address in Antioch

They are 27 of the 2,184 NPPES records with a practice address in Antioch, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sandi De Guzman, FNPAntioch, CA 945311871486647
  2. Lorena Diaz-Rodriguez, NPAntioch, CA 945311649869389
  3. Rita Iwuchukwu, NPAntioch, CA 945311144032103
  4. Elina Maharjan, FNP-BCAntioch, CA 945311235470188
  5. Afoma Mbanugo, FNPAntioch, CA 945311275262396
  6. Eve McCarthy, FNPAntioch, CA 945311417934258
  7. Alesia Surrency-BallardAntioch, CA 945311891543633
  8. Beth Truong, FNP-BCAntioch, CA 945311801531413

Common questions

What is Russell Del Rosario's NPI number?

Russell Del Rosario's National Provider Identifier (NPI) is 1942699574, issued on Jan 20, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Russell Del Rosario located?

The NPPES record lists a practice address at 4053 Lone Tree Way, Antioch, CA, 94531. Phone: (925) 756-3499. Providers update this record themselves, so call before visiting.

How can I verify Russell Del Rosario's license?

NPPES lists California license number 95002097, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Russell Del Rosario prescribe under Medicare Part D?

In 2024, Russell Del Rosario had 233 Medicare Part D claims for 164 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Russell Del Rosario's MIPS final score?

The 2023 MIPS final score is 83.8 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.