Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Jana Zawadzki Longtine, MD

Individual provider Internal Medicine Physician · NPI 1346654365

Jana Zawadzki Longtine, MD is an Internal Medicine in Long Beach, California. Qualified in 2014, 12 years ago. Practices with Healthcare Partners Affiliates Medical Group, a 790-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2014
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2699 Atlantic Ave
Long Beach, CA 90806-2710
Phone: (562) 426-3333
Fax: (562) 424-0837
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 2801 Atlantic Ave, Long Beach, CA 90806-1701 — (866) 868-4899
  • 1050 Linden Ave, Long Beach, CA 90813-3321 — (866) 868-4899
  • 1050 Linden Ave, Long Beach, CA 90813-3321 — (866) 868-4899
  • 7071 Warner Ave Suite F#440, Huntington Beach, CA 92647 — (866) 868-4899

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A139088 (CA)

Record details

NPI number1346654365
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2014
Last updated in NPPESJanuary 17, 2026
Certification dateJanuary 17, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Healthcare Partners Affiliates Medical Group — 790 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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