Ryan Earl Alanzalon, MD
Pediatric Cardiology Physician · Palo Alto, CA
Ryan Earl Alanzalon, MD is a pediatric cardiology physician with a practice address in Palo Alto, California, and NPI 1174882385, issued on May 8, 2012. Check the license (California A127373, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ryan Alanzalon
- Credential
- MD
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- A127373 CA
Self-reported in NPPES; status is on the state search - Practice location
- 725 Welch RD, Palo Alto, CA 94304
- Phone
- (650) 497-8000
- Enumerated
- May 8, 2012
- Record last updated
- Apr 11, 2024
- Entity
- Type 1 · individual
Also registered at 725 Welch RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shayda Abadi, NPNurse Practitioner1316745540
- Natasha AbadillaStudent in an Organized Health Care Education/Training Program1194306928
- Alexandra Abbott, MDPediatrics Physician1760018675
- Steven Abboud, MDAnesthesiology Physician1619364908
- Ali Abdelhafiz Abdelsamea, MDPediatrics Physician1699390104
- Alireza Abdollah Shamshirsaz, M.D.Obstetrics & Gynecology Physician1881804235
Verify Ryan Alanzalon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A127373Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
80 pediatric cardiology physician records list a practice address in Palo Alto
They are 80 of the 7,617 NPPES records with a practice address in Palo Alto, and 363 pediatric cardiology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 80 in Palo Alto → All 363 in California → Every provider in Palo Alto →
Other pediatric cardiology physician records in California
- Gregory Adamson, MDPalo Alto, CA1013335124
- Ian Adatia, MB CHBSan Francisco, CA1427085299
- Joseph Ahdoot, MDPasadena, CA1841272697
- Nassiba Alami Laroussi, MDPalo Alto, CA1619498870
- Juan Alejos, M.D.Los Angeles, CA1518993914
- Claudia Algaze Yojay, MDPalo Alto, CA1326235458
- Hadeel Allam, MDSan Diego, CA1639789837
- Myriam Almeida-Jones, MDLos Angeles, CA1306141106
- Christopher Almond, MDPalo Alto, CA1326000324
- Mohammad Alnoor, M.D.Sacramento, CA1033505672
Common questions
What is Ryan Earl Alanzalon, MD's NPI number?
Ryan Earl Alanzalon, MD's National Provider Identifier (NPI) is 1174882385, issued on May 8, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Earl Alanzalon, MD located?
The NPPES record lists a practice address at 725 Welch RD, Palo Alto, CA, 94304. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.
How can I verify Ryan Earl Alanzalon, MD's license?
NPPES lists California license number A127373, 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. 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.