NPPES file of Aug 9, 2026

Nancy Mikulin, NP

Nurse Practitioner · Vacaville, CA

Nancy Mikulin, NP is a nurse practitioner with a practice address in Vacaville, California, and NPI 1235227067, issued on Oct 10, 2006. Check the license (California NP9915, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235227067
Name
Nancy Mikulin
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP9915 CA
Self-reported in NPPES; status is on the state search
Practice location
770 Mason St, Vacaville, CA 95688
Phone
(707) 454-5800
Enumerated
Oct 10, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(707) 454-5932
Medicaid ID
RN405220 CA
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 nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 770 Mason St

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

  1. Rich Adkins, P.T.Physical Therapist1235141268
  2. Stephanie Ali, PA-CPhysician Assistant1871964353
  3. Catherine Anthony-Tkach, FNP-BCFamily Nurse Practitioner1790025922
  4. Tania Aung, M.D.Allergy Physician1760654263
  5. Teresa Auyeung, MDFamily Medicine Physician1780771154
  6. Debashree Banerjee, MDPediatrics Physician1588751952

Verify Nancy Mikulin 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 NP9915    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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Nancy Mikulin among 8,223 nurse practitioner records in California

Nancy Mikulin, NP 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 not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 82% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2007 · 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).

18 nurse practitioner records list a practice address in Vacaville

They are 18 of the 1,903 NPPES records with a practice address in Vacaville, and 8,223 nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 8,223 in California → Every provider in Vacaville → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Jessica CastroVacaville, CA 956881942018080
  2. Hannah Crowl, NPVacaville, CA 956881932446598
  3. Sukhdeep KaurVacaville, CA 956881073089074
  4. Ijeoma Mekkam, FNP-BCVacaville, CA 956881689463960
  5. Patricia Peters, N.P.Vacaville, CA 956881932293487
  6. Felicia Saca, NPVacaville, CA 956881225602527
  7. Dawn Taylor, NPVacaville, CA 956881861545444
  8. Joanna Trolinger, NPVacaville, CA 956881962586339

Common questions

What is Nancy Mikulin, NP's NPI number?

Nancy Mikulin, NP's National Provider Identifier (NPI) is 1235227067, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Mikulin, NP located?

The NPPES record lists a practice address at 770 Mason St, Vacaville, CA, 95688. Phone: (707) 454-5800. Providers update this record themselves, so call before visiting.

How can I verify Nancy Mikulin, NP's license?

NPPES lists California license number NP9915, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.