Jeffrey Alan Zeleznik, D.O.
Family Medicine Physician · Long Beach, CA
Jeffrey Alan Zeleznik, D.O. is a family medicine physician with a practice address in Long Beach, California, and NPI 1982137261, issued on Apr 4, 2017. Check the license (California 20A18593, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Alan Zeleznik
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 20A18593 CA
73939-21 WI
Self-reported in NPPES; status is on the state search - Practice location
- 5700 E 2ND St, Long Beach, CA 90803
- Phone
- (657) 241-4050
- Enumerated
- Apr 4, 2017
- Record last updated
- Apr 8, 2024
- Medicare enrollment
- Enrolled (PECOS I20220221000309); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 5700 E 2ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael EspinoFamily Medicine Physician1598393803
- Pauline Sambeli, NPFamily Nurse Practitioner1225629231
Verify Jeffrey Alan Zeleznik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A18593Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average family medicine physician in 2024
2,335 Medicare Part D claims for 296 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Atorvastatin Calcium179 claims
- Amlodipine Besylate106 claims
- Lisinopril106 claims
- Losartan Potassium81 claims
- Levothyroxine Sodium76 claims
- Trazodone Hcl72 claims
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
- Memorialcare Medical FoundationHuntington Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Alan Zeleznik among 17,133 family medicine physician records in California
Jeffrey Alan Zeleznik, D.O. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 79% of them.
- NPI issued2017 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2017 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
213 family medicine physician records list a practice address in Long Beach
They are 213 of the 13,650 NPPES records with a practice address in Long Beach, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Long Beach → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dipeshbhai Bhakta, M.D.Long Beach, CA 908031932361011
- Michael EspinoLong Beach, CA 908031598393803
- Kendall Frisoli, MDLong Beach, CA 908031235889825
- Weiping Sarah Mei, M.D.Long Beach, CA 908031588793848
- Kash Nair, M.D.Long Beach, CA 908031134454283
- Roger Nash, DOLong Beach, CA 908031083638480
- James Norcross, DOLong Beach, CA 908031851305809
- Nicolas Reyes, MDLong Beach, CA 908031710484704
Common questions
What is Jeffrey Alan Zeleznik, D.O.'s NPI number?
Jeffrey Alan Zeleznik, D.O.'s National Provider Identifier (NPI) is 1982137261, issued on Apr 4, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Alan Zeleznik, D.O. located?
The NPPES record lists a practice address at 5700 E 2ND St, Long Beach, CA, 90803. Phone: (657) 241-4050. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Alan Zeleznik, D.O.'s license?
NPPES lists California license number 20A18593, 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 Jeffrey Alan Zeleznik, D.O. prescribe under Medicare Part D?
In 2024, Jeffrey Alan Zeleznik, D.O. had 2,335 Medicare Part D claims for 296 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.