NPPES file of Aug 9, 2026

Jana Zawadzki Longtine, MD

Internal Medicine Physician · Long Beach, CA

Jana Zawadzki Longtine, MD is an internal medicine physician with a practice address in Long Beach, California, and NPI 1346654365, issued on Jun 18, 2014. Check the license (California A139088, 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
1346654365
Name
Jana Zawadzki Longtine
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A139088 CA
Self-reported in NPPES; status is on the state search
Practice location
2699 Atlantic Ave, Long Beach, CA 90806
Phone
(562) 426-3333
Enumerated
Jun 18, 2014
Record last updated
Jan 17, 2026
Fax
(562) 424-0837
Medicare enrollment
Enrolled (PECOS I20170510000522); 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.
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Also registered at 2699 Atlantic Ave

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

  1. Joilyn AndersonFamily Nurse Practitioner1114557170
  2. Mark Asbill, M.D.Internal Medicine Physician1558310896
  3. Renuka Boyapalli, MDEndocrinology, Diabetes & Metabolism Physician1558399311
  4. Lauren Choi, M.D.Endocrinology, Diabetes & Metabolism Physician1699736132
  5. Jeffrey Chwa, DORheumatology Physician1285989236
  6. Anthony Chyou, M. D.Interventional Cardiology Physician1457592073

Verify Jana Zawadzki Longtine in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A139088
    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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

16 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Jana Zawadzki Longtine16
  2. Specialty average3,176

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. Healthcare Partners Affiliates Medical GroupLong Beach, CA

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

Jana Zawadzki Longtine among 17,696 internal medicine physician records in California

Jana Zawadzki Longtine, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 74% of them.

  • NPI issued2014 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2014 · median 2004 among the 11,065 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

221 internal medicine physician records list a practice address in Long Beach

They are 221 of the 13,650 NPPES records with a practice address in Long Beach, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. John Adams, D.O.Long Beach, CA 908061801852900
  2. Mark Asbill, M.D.Long Beach, CA 908061558310896
  3. Alla Gartsman, M.D.Long Beach, CA 908061457317133
  4. Sabrina Harper, MDLong Beach, CA 908061023081924
  5. Richard Im, MDLong Beach, CA 908061972586840
  6. Tina Kitajima, M.D.Long Beach, CA 908061033164892
  7. Angela Lamotte, M.D.Long Beach, CA 908061538166764
  8. Raymond Lee, M.D.Long Beach, CA 908061295790277

Common questions

What is Jana Zawadzki Longtine, MD's NPI number?

Jana Zawadzki Longtine, MD's National Provider Identifier (NPI) is 1346654365, issued on Jun 18, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jana Zawadzki Longtine, MD located?

The NPPES record lists a practice address at 2699 Atlantic Ave, Long Beach, CA, 90806. Phone: (562) 426-3333. Providers update this record themselves, so call before visiting.

How can I verify Jana Zawadzki Longtine, MD's license?

NPPES lists California license number A139088, 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.

How much does Jana Zawadzki Longtine, MD prescribe under Medicare Part D?

In 2024, Jana Zawadzki Longtine, MD had 16 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.