NPPES file of Aug 9, 2026

Rex Ambatali Jr., AGACNP-BC, FNP-C

Acute Care Nurse Practitioner · Stockton, CA

Rex Ambatali Jr., AGACNP-BC, FNP-C is an acute care nurse practitioner with a practice address in Stockton, California, and NPI 1013308485, issued on Feb 6, 2015. Check the license (California 95001863, 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
1013308485
Name
Rex Ambatali Jr.
Credential
AGACNP-BC, FNP-C
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
95001863 CA
Self-reported in NPPES; status is on the state search
Practice location
2633 Pacific Ave, Stockton, CA 95204
Phone
(209) 944-5530
Enumerated
Feb 6, 2015
Record last updated
May 14, 2025
Medicare enrollment
Enrolled (PECOS I20150423000077); 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.
Download card Updates feed

Also registered at 2633 Pacific Ave

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

  1. Trina Eagal, FNP-BCFamily Nurse Practitioner1407203573
  2. Brooke FletcherCardiovascular Disease Physician1538783519
  3. Noel Moreno, PA-CMedical Physician Assistant1932434404

Verify Rex Ambatali Jr. 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 95001863
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

78% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

133 Medicare Part D claims for 63 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 42 claims were for opioids.

  1. Rex Ambatali Jr.133
  2. Specialty average594

Most prescribed

  1. Oxycodone Hcl26 claims
  2. Baclofen14 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. Regents OF The Univ OF CASacramento, CA

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

Rex Ambatali Jr. among 1,810 acute care nurse practitioner records in California

Rex Ambatali Jr., AGACNP-BC, FNP-C 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 2015, is newer than 32% of them.

  • NPI issued2015 · 32% of these records are older, 65% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2014 · median 2018 among the 993 with a school on file
  • 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 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. Dolly Luong, NPStockton, CA 952091992082903
  2. Martha Zimmer, NPStockton, CA 952091043973472
  3. Jia WuFrench Camp, CA 952311093145898
  4. Dinah ElmesewdyLodi, CA 952401780915678
  5. Ramina Ishaya, NPSan Jose, CA 951311033560743
  6. Thu Lan Pham, NPSan Jose, CA 951281013192228
  7. Jo Ann Scott, NPSan Jose, CA 951281689064479
  8. Maria Theresa Tinitigan, APRN, AGACNP-BCSan Jose, CA 951281932861259

Common questions

What is Rex Ambatali Jr., AGACNP-BC, FNP-C's NPI number?

Rex Ambatali Jr., AGACNP-BC, FNP-C's National Provider Identifier (NPI) is 1013308485, issued on Feb 6, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Rex Ambatali Jr., AGACNP-BC, FNP-C located?

The NPPES record lists a practice address at 2633 Pacific Ave, Stockton, CA, 95204. Phone: (209) 944-5530. Providers update this record themselves, so call before visiting.

How can I verify Rex Ambatali Jr., AGACNP-BC, FNP-C's license?

NPPES lists California license number 95001863, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Rex Ambatali Jr., AGACNP-BC, FNP-C prescribe under Medicare Part D?

In 2024, Rex Ambatali Jr., AGACNP-BC, FNP-C had 133 Medicare Part D claims for 63 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.