NPPES file of Aug 9, 2026

Jacob Wolsztejn, M.D.

Pediatrics Physician · Santa Ana, CA

Jacob Wolsztejn, M.D. is a pediatrics physician with a practice address in Santa Ana, California, and NPI 1699708487, issued on Jul 8, 2006. Check the license (California A32006, as entered in NPPES) on the Medical Board of California; 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
1699708487
Name
Jacob Wolsztejn
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
A32006 CA
Self-reported in NPPES; status is on the state search
Practice location
2650 S Bristol St, Santa Ana, CA 92704
Phone
(714) 754-1444
Enumerated
Jul 8, 2006
Record last updated
Jan 11, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(714) 754-7009
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 pediatrics physician records → All 9,272 in California → Look up another NPI →

Also registered at 2650 S Bristol St

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

  1. Lubna Ajmal, M.DPediatrics Physician1760661516
  2. Juan Estrada, M.D.Pediatrics Physician1689699183
  3. Raul Estrada, M.D.Pediatrics Physician1659396141
  4. Byong-Hwi Lee, D.M.DGeneral Practice Dentistry1497991483
  5. Jaime Luna, PA-CPhysician Assistant1962615369
  6. Kristine Mackey, PNPPediatric Nurse Practitioner1831233584

Verify Jacob Wolsztejn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A32006    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
Open 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.

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Industry payments in 2024: $19.41

1 payment: food and beverage; the largest payer was Phadia US Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jacob Wolsztejn$19.41
  2. Specialty average$842.05

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

Jacob Wolsztejn among 9,272 pediatrics physician records in California

Jacob Wolsztejn, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 56% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2012 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in California

There are 9,272 pediatrics physician records in California.

All 9,272 in California → Every provider in Santa Ana → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Lubna Ajmal, M.DSanta Ana, CA 927041760661516
  2. Uyen Bui, M.D.Santa Ana, CA 927041912921164
  3. Oranee Chai, M.D.Santa Ana, CA 927041245326982
  4. Kasin Chai, M.D.Santa Ana, CA 927041043306624
  5. Edward Chai, M.D.Santa Ana, CA 927041700901337
  6. Raul Estrada, M.D.Santa Ana, CA 927041659396141
  7. Juan Estrada, M.D.Santa Ana, CA 927041689699183
  8. Connie Lin Yao, M.D.Santa Ana, CA 927041235227042

Common questions

What is Jacob Wolsztejn, M.D.'s NPI number?

Jacob Wolsztejn, M.D.'s National Provider Identifier (NPI) is 1699708487, issued on Jul 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jacob Wolsztejn, M.D. located?

The NPPES record lists a practice address at 2650 S Bristol St, Santa Ana, CA, 92704. Phone: (714) 754-1444. Providers update this record themselves, so call before visiting.

How can I verify Jacob Wolsztejn, M.D.'s license?

NPPES lists California license number A32006, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.