Jillian A. Polonchak, AGACNP-BC
Critical Care Medicine (Anesthesiology) Physician · Los Angeles, CA
Jillian A. Polonchak, AGACNP-BC is a critical care medicine (anesthesiology) physician with a practice address in Los Angeles, California, and NPI 1942850888, issued on Sep 12, 2019. Check the license (California NP95012773, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jillian A. Polonchak
- Credential
- AGACNP-BC
- Primary taxonomy
- Critical Care Medicine (Anesthesiology) Physician 207LC0200X
- License numbers
- NP95012773 CA
R256994 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1520 San Pablo St Ste 3000, Los Angeles, CA 90033
- Phone
- (323) 442-5710
- Enumerated
- Sep 12, 2019
- Record last updated
- Oct 24, 2024
- Medicare enrollment
- Enrolled (PECOS I20230111001495); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (anesthesiology) physician records → All 146 in California → Look up another NPI →
Also registered at 1520 San Pablo St Ste 3000
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jillian A. Polonchak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license NP95012773Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $238.35
3 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 394 providers of this specialty with any payment received $2,001.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jillian A. Polonchak among 146 critical care medicine (anesthesiology) physician records in California
Jillian A. Polonchak, AGACNP-BC is one of 146 critical care medicine (anesthesiology) physician records with a practice address in California. 86% 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 88% of them.
- NPI issued2019 · 88% of these records are older, 6% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated2019 · median 2009 among the 123 with a school on file
- Record last updated2024 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Anesthesiology) Physician providers in California
There are 146 critical care medicine (anesthesiology) physician records in California.
All 146 in California → Every provider in Los Angeles → Critical Care Medicine (Anesthesiology) Physician nationwide →
The 8 critical care medicine (anesthesiology) physician records with the nearest ZIP codes
- John Baker, MDLos Angeles, CA 900331285196410
- Benjamin Barmaan, MDLos Angeles, CA 900331366978439
- Allison Ferreira, MDLos Angeles, CA 900331497172506
- Michael Kim, D.O.Los Angeles, CA 900331932487063
- Joseph Kim, MDLos Angeles, CA 900331013413707
- Davit Kocharyan, MD; MSCLos Angeles, CA 900331063932606
- Catherine Kuza, M.D.Los Angeles, CA 900331407143530
- Andrew Lin, MDLos Angeles, CA 900331912403940
Common questions
What is Jillian A. Polonchak, AGACNP-BC's NPI number?
Jillian A. Polonchak, AGACNP-BC's National Provider Identifier (NPI) is 1942850888, issued on Sep 12, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jillian A. Polonchak, AGACNP-BC located?
The NPPES record lists a practice address at 1520 San Pablo St Ste 3000, Los Angeles, CA, 90033. Phone: (323) 442-5710. Providers update this record themselves, so call before visiting.
How can I verify Jillian A. Polonchak, AGACNP-BC's license?
NPPES lists California license number NP95012773, 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.
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.