NPPES file of Aug 9, 2026

Catherine Ann Sullivan, NURSE PRACTITIONER

Family Nurse Practitioner · Pioneer, CA

Catherine Ann Sullivan, NURSE PRACTITIONER is a family nurse practitioner with a practice address in Pioneer, California, and NPI 1821335688, issued on Jan 12, 2013. Check the license (California 431982, 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
1821335688
Name
Catherine Ann Sullivan
Credential
NURSE PRACTITIONER
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
431982 CA
Self-reported in NPPES; status is on the state search
Practice location
14750 Marilyn LN, Pioneer, CA 95666
Phone
(209) 257-2400
Enumerated
Jan 12, 2013
Record last updated
May 30, 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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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Verify Catherine Ann 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 431982    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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2.1 times the Medicare Part D claims of the average family nurse practitioner in 2024

2,746 Medicare Part D claims for 263 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 46 claims were for opioids.

  1. Catherine Sullivan2,746
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium216 claims
  2. Lisinopril194 claims
  3. Amlodipine Besylate119 claims
  4. Levothyroxine Sodium115 claims
  5. Metformin Hcl105 claims
  6. Omeprazole90 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.

Catherine Ann Sullivan among 16,966 family nurse practitioner records in California

Catherine Ann Sullivan, NURSE PRACTITIONER 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 2013, is newer than 24% of them.

  • NPI issued2013 · 24% of these records are older, 73% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2025 · 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).

Family Nurse Practitioner providers in California

There are 16,966 family nurse practitioner records in California.

All 16,966 in California → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gina AndersonPlacerville, CA 956671689126278
  2. Adria Bossard, FNPPlacerville, CA 956671588106371
  3. Vickie Crosby, APRN, FNP-CPlacerville, CA 956671851343248
  4. Mary Giska, NPPlacerville, CA 956671225168693
  5. Katrinia Lemons, FNPPlacerville, CA 956671487009171
  6. Teresa Levinson, NP,RNPlacerville, CA 956671508923814
  7. Steven Linde, NPPlacerville, CA 956671912047820
  8. Jocelyne O'Connor, FNPPlacerville, CA 956671801336128

Common questions

What is Catherine Ann Sullivan, NURSE PRACTITIONER's NPI number?

Catherine Ann Sullivan, NURSE PRACTITIONER's National Provider Identifier (NPI) is 1821335688, issued on Jan 12, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Ann Sullivan, NURSE PRACTITIONER located?

The NPPES record lists a practice address at 14750 Marilyn LN, Pioneer, CA, 95666. Phone: (209) 257-2400. Providers update this record themselves, so call before visiting.

How can I verify Catherine Ann Sullivan, NURSE PRACTITIONER's license?

NPPES lists California license number 431982, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine Ann Sullivan, NURSE PRACTITIONER prescribe under Medicare Part D?

In 2024, Catherine Ann Sullivan, NURSE PRACTITIONER had 2,746 Medicare Part D claims for 263 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.