NPPES file of Aug 9, 2026

Jean Gibb

Infectious Disease Physician · Los Angeles, CA

Jean Gibb is an infectious disease physician with a practice address in Los Angeles, California, and NPI 1700204260, issued on Apr 2, 2014. Check the license (California A139990, 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
1700204260
Name
Jean Gibb
Primary taxonomy
Infectious Disease Physician 207RI0200X
License numbers
A139990 CA
MD213516 OR
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St Ste 1000, Los Angeles, CA 90033
Phone
(323) 442-5100
Enumerated
Apr 2, 2014
Record last updated
Jan 11, 2023
Medicare enrollment
Enrolled (PECOS I20230120001046); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2014
Telehealth
Offers telehealth (CMS)
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 1520 San Pablo St Ste 1000

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

  1. Joyce Adesina, M.D.Sleep Medicine (Internal Medicine) Physician1922368745
  2. Ani Aghazarian, PA-CPhysician Assistant1154066025
  3. Apurva Akkad, MDInfectious Disease Physician1760879340
  4. Edris Alderwish, M.D.Interventional Cardiology Physician1285959858
  5. Christine Alexopoulos, PA-CMedical Physician Assistant1235862210
  6. Vahe Arabian, PACMedical Physician Assistant1295799021

Verify Jean Gibb in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A139990
    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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63% fewer Medicare Part D claims than the average infectious disease physician in 2024

255 Medicare Part D claims for 38 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Jean Gibb255
  2. Specialty average689

Most prescribed

  1. Ceftriaxone39 claims
  2. Cephalexin34 claims
  3. Tivicay20 claims
  4. Descovy18 claims
  5. Rukobia14 claims
  6. Doxycycline Monohydrate13 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 4 group practices

  1. Legacy Clinics LLCPortland, OR
  2. Legacy Emanuel Hospital And Health CenterPortland, OR
  3. Legacy Good Samaritan Hospital And Medical CenterPortland, OR
  4. Legacy Salmon Creek HospitalVancouver, WA

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

Jean Gibb among 1,119 infectious disease physician records in California

Jean Gibb is one of 1,119 infectious disease 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 80% of them.

  • NPI issued2014 · 80% of these records are older, 18% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2014 · median 2003 among the 735 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in California

There are 1,119 infectious disease physician records in California.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Rachel Baden, M.D.Los Angeles, CA 900331750329975
  2. Joseph Cadden, M.D.Los Angeles, CA 900331881640399
  3. Michael Dube, M.D.Los Angeles, CA 900331134185887
  4. Peter Geiseler, M.D.Los Angeles, CA 900331760418016
  5. Paul Holtom, M.D.Los Angeles, CA 900331851300032
  6. Shaker Itani, M.D.Los Angeles, CA 900331538193826
  7. Brenda JonesLos Angeles, CA 900331205981982
  8. Jens KortLos Angeles, CA 900331164577854

Common questions

What is Jean Gibb's NPI number?

Jean Gibb's National Provider Identifier (NPI) is 1700204260, issued on Apr 2, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jean Gibb located?

The NPPES record lists a practice address at 1520 San Pablo St Ste 1000, Los Angeles, CA, 90033. Phone: (323) 442-5100. Providers update this record themselves, so call before visiting.

How can I verify Jean Gibb's license?

NPPES lists California license number A139990, 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 Jean Gibb prescribe under Medicare Part D?

In 2024, Jean Gibb had 255 Medicare Part D claims for 38 beneficiaries; the average among infectious disease physician prescribers was 689. 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.