NPPES file of Aug 9, 2026

Anna Koblik Chen, MD

Clinical Neurophysiology Physician · Marina Del Rey, CA

Anna Koblik Chen, MD is a clinical neurophysiology physician with a practice address in Marina Del Rey, California, and NPI 1972967982, issued on Apr 6, 2016. Check the license (California A153270, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972967982
Name
Anna Koblik Chen
Credential
MD
Primary taxonomy
Clinical Neurophysiology Physician 2084N0600X
License numbers
A153270 CA
T9657 TX
E-15800 AR
01091921A IN
04-46798 KS
and 3 more
Self-reported in NPPES; status is on the state search
Practice location
475 Washington Blvd, Marina Del Rey, CA 90292
Phone
(415) 379-0282
Enumerated
Apr 6, 2016
Record last updated
Dec 9, 2024
Fax
(310) 439-3701
Medicare enrollment
Enrolled (PECOS I20240126002003); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2016
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.
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Also registered at 475 Washington Blvd

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

  1. Amy McManus, LMFTMarriage & Family Therapist1255973517
  2. Robin Mock, AU.DAudiologist-Hearing Aid Fitter1912269275
  3. Lesley Stahl, PSY.D.Clinical Child & Adolescent Psychologist1699966937
  4. Richard Vishnevsky, LMFTMarriage & Family Therapist1588106041
  5. Daniel Vitantonio, MDClinical Neurophysiology Physician1083024145

Verify Anna Koblik Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A153270
    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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Bills Medicare through 3 group practices

  1. Gamma Neuro Network IncLeander, TX
  2. Interpreting Physician Associates LLCHouston, TX
  3. Restored Life Health NetworkKokomo, IN

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

Anna Koblik Chen among 71 clinical neurophysiology physician records in California

Anna Koblik Chen, MD is one of 71 clinical neurophysiology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.

  • NPI issued2016 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2016 · median 2007 among the 49 with a school on file
  • Record last updated2024 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0600X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neurophysiology Physician providers in California

There are 71 clinical neurophysiology physician records in California.

The 8 clinical neurophysiology physician records with the nearest ZIP codes

  1. Daniel Vitantonio, MDMarina Del Rey, CA 902921083024145
  2. Mark Keroles, MDRancho Palos Verdes, CA 902751548898554
  3. Jason Gandhi, MD, MSDowney, CA 902411497334965
  4. David Campion, MDBeverly Hills, CA 902101114904638
  5. Parastou Shilian, D.O.Santa Monica, CA 904031376785642
  6. William Buxton, MDSanta Monica, CA 904041669495149
  7. Pardis Pooshpas, M.D.Torrance, CA 905021538796032
  8. Said Beydoun, M.D.Los Angeles, CA 900331700827482

Common questions

What is Anna Koblik Chen, MD's NPI number?

Anna Koblik Chen, MD's National Provider Identifier (NPI) is 1972967982, issued on Apr 6, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Anna Koblik Chen, MD located?

The NPPES record lists a practice address at 475 Washington Blvd, Marina Del Rey, CA, 90292. Phone: (415) 379-0282. Providers update this record themselves, so call before visiting.

How can I verify Anna Koblik Chen, MD's license?

NPPES lists California license number A153270, 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.