NPPES file of Aug 9, 2026

Stayce K. Sullivan

Acute Care Nurse Practitioner · San Rafael, CA

Stayce K. Sullivan is an acute care nurse practitioner with a practice address in San Rafael, California, and NPI 1770139123, issued on Aug 12, 2019. Check the license (California 95012073, 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
1770139123
Name
Stayce K. Sullivan
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
95012073 CA
Self-reported in NPPES; status is on the state search
Practice location
515 Northgate Dr., San Rafael, CA 94903
Phone
(415) 202-9990
Enumerated
Aug 12, 2019
Record last updated
Aug 12, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(415) 202-0102
Medicare enrollment
Enrolled (PECOS I20201007001463); 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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Verify Stayce K. Sullivan 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 95012073
    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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74% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

153 Medicare Part D claims for 32 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 50 claims were for opioids.

  1. Stayce Sullivan153
  2. Specialty average594

Most prescribed

  1. Gabapentin46 claims
  2. Buprenorphine15 claims
  3. Pregabalin13 claims
  4. Baclofen12 claims
  5. Oxycodone-Acetaminophen11 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.

Bills Medicare through one group practice

  1. Omar Osman Practice, LLCSan Rafael, CA

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

Stayce K. Sullivan among 1,810 acute care nurse practitioner records in California

Stayce K. Sullivan is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 50% of them.

  • NPI issued2019 · 50% of these records are older, 44% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2018 · median 2018 among the 993 with a school on file
  • Record last updated2019 · 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 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in California

There are 1,810 acute care nurse practitioner records in California.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Lance Benedict, NPSan Rafael, CA 949031932293636
  2. Michelle Belmonte, NPLarkspur, CA 949391578780235
  3. William Bradley, ACNP-BCLarkspur, CA 949391992869176
  4. Kerry Fellows, RN, NPNovato, CA 949451831558295
  5. Arielle GreenleeNovato, CA 949491144900788
  6. Dane Shoemaker, N.P.Petaluma, CA 949541568713675
  7. Linda Damico, NPRichmond, CA 948051194876284
  8. Jorge Delgadillo, NPRichmond, CA 948041538014501

Common questions

What is Stayce K. Sullivan's NPI number?

Stayce K. Sullivan's National Provider Identifier (NPI) is 1770139123, issued on Aug 12, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Stayce K. Sullivan located?

The NPPES record lists a practice address at 515 Northgate Dr., San Rafael, CA, 94903. Phone: (415) 202-9990. Providers update this record themselves, so call before visiting.

How can I verify Stayce K. Sullivan's license?

NPPES lists California license number 95012073, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Stayce K. Sullivan prescribe under Medicare Part D?

In 2024, Stayce K. Sullivan had 153 Medicare Part D claims for 32 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.