NPPES file of Aug 9, 2026

Eugelyn Opalec Santos, DNP, FNP-BC, CPNP

Nurse Practitioner · Palo Alto, CA

Eugelyn Opalec Santos, DNP, FNP-BC, CPNP is a nurse practitioner with a practice address in Palo Alto, California, and NPI 1871031286, issued on Feb 6, 2017. Check the license (California 95004815, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871031286
Name
Eugelyn Opalec Santos
Credential
DNP, FNP-BC, CPNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95004815 CA
Self-reported in NPPES; status is on the state search
Practice location
195 Page Mill RD Ste 103, Palo Alto, CA 94306
Phone
(888) 731-8994
Enumerated
Feb 6, 2017
Record last updated
Feb 12, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 195 Page Mill RD Ste 103

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

  1. Christine Ackerman, NPNurse Practitioner1659748747
  2. Kelsey Adams, MSN, R.N., F.N.P.Family Nurse Practitioner1295069516
  3. Ellen Allen, FNPNurse Practitioner1457059271
  4. Samantha Allnutt, FNP-CFamily Nurse Practitioner1487176046
  5. Katrina Armstrong, WHNPWomen's Health Nurse Practitioner1457975849
  6. Sonia Bajwa-DulaiInternal Medicine Physician1336429711

Verify Eugelyn Opalec Santos 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 95004815
    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

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48% fewer Medicare Part D claims than the average nurse practitioner in 2024

582 Medicare Part D claims for 98 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 12 claims were for opioids.

  1. Eugelyn Santos582
  2. Specialty average1,109

Most prescribed

  1. Alprazolam31 claims
  2. Azithromycin24 claims
  3. Atorvastatin Calcium22 claims
  4. Levothyroxine Sodium22 claims
  5. Paxlovid21 claims
  6. Tizanidine Hcl20 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.

Industry payments in 2024: $103.66

4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eugelyn Santos$103.66
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Eugelyn Opalec Santos among 8,223 nurse practitioner records in California

Eugelyn Opalec Santos, DNP, FNP-BC, CPNP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 52% of them.

  • NPI issued2017 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

318 nurse practitioner records list a practice address in Palo Alto

They are 318 of the 7,617 NPPES records with a practice address in Palo Alto, and 8,223 nurse practitioner records in California.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Christine Ackerman, NPPalo Alto, CA 943061659748747
  2. Maxine Bellamy, FNP-CPalo Alto, CA 943061770562696
  3. Sarah Bonomo, NP-CPalo Alto, CA 943061730642745
  4. Robin Boselli-Kao, BSN, RNPPalo Alto, CA 943061265512156
  5. Brenda Jones, WHNPPalo Alto, CA 943061811177280
  6. Leslie Lang, NPPalo Alto, CA 943061457366130
  7. Megan Larsen, CRNPPalo Alto, CA 943061043231376
  8. Cheryl Miller, NPPalo Alto, CA 943061356504203

Common questions

What is Eugelyn Opalec Santos, DNP, FNP-BC, CPNP's NPI number?

Eugelyn Opalec Santos, DNP, FNP-BC, CPNP's National Provider Identifier (NPI) is 1871031286, issued on Feb 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Eugelyn Opalec Santos, DNP, FNP-BC, CPNP located?

The NPPES record lists a practice address at 195 Page Mill RD Ste 103, Palo Alto, CA, 94306. Phone: (888) 731-8994. Providers update this record themselves, so call before visiting.

How can I verify Eugelyn Opalec Santos, DNP, FNP-BC, CPNP's license?

NPPES lists California license number 95004815, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Eugelyn Opalec Santos, DNP, FNP-BC, CPNP prescribe under Medicare Part D?

In 2024, Eugelyn Opalec Santos, DNP, FNP-BC, CPNP had 582 Medicare Part D claims for 98 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.