Alex Katz, M.D.
Pediatric Pulmonology Physician · Orange, CA
Alex Katz, M.D. is a pediatric pulmonology physician with a practice address in Orange, California, and NPI 1124474655, issued on May 13, 2016. Check the license (California A150428, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alex Katz
- Credential
- M.D.
- Primary taxonomy
- Pediatric Pulmonology Physician 2080P0214X
- License number
- A150428 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-7890
- Enumerated
- May 13, 2016
- Record last updated
- Jun 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20250728001137); may accept Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest pediatric pulmonology physician records → All 139 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danny Abad, PAPhysician Assistant1477158673
- Edward AbaradoStudent in an Organized Health Care Education/Training Program1912855198
- Nagina Abdiani, DOGeriatric Medicine (Family Medicine) Physician1518543271
- Mariam Abdul-Latif, M.D.Pediatrics Physician1538418884
- Eric AbelloOtolaryngology Physician1922566215
- Brandon Abeyta, MDAnesthesiology Physician1841291804
Verify Alex Katz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A150428Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $1,297.84
8 payments; by number, the most common kind was travel and lodging; the largest payer was Olympus Corporation of the Americas. The 621 providers of this specialty with any payment received $1,494.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Alex Katz among 139 pediatric pulmonology physician records in California
Alex Katz, M.D. is one of 139 pediatric pulmonology physician records with a practice address in California. 61% 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 85% of them.
- NPI issued2016 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Graduated2016 · median 2006 among the 45 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0214X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Pulmonology Physician providers in California
There are 139 pediatric pulmonology physician records in California.
All 139 in California → Every provider in Orange → Pediatric Pulmonology Physician nationwide →
The 8 pediatric pulmonology physician records with the nearest ZIP codes
- Daniel M Cooper, MDOrange, CA 928681831279926
- David Hicks, M.D.Orange, CA 928681851485627
- Timothy Hicks, M.D.Orange, CA 928681386006823
- Kim Lu, M.D.Orange, CA 928681265633887
- Bruce Nickerson, MDOrange, CA 928681215026521
- Pornchai Tirakitsoontorn, M.D.Orange, CA 928681427085810
- Anchalee Yuengsrigul, M.D.Orange, CA 928681700972536
- Zacharia Reda, M.D.Fountain Valley, CA 927081487658936
Common questions
What is Alex Katz, M.D.'s NPI number?
Alex Katz, M.D.'s National Provider Identifier (NPI) is 1124474655, issued on May 13, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Alex Katz, M.D. located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-7890. Providers update this record themselves, so call before visiting.
How can I verify Alex Katz, M.D.'s license?
NPPES lists California license number A150428, 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.