Aaron Phillips
Pediatric Cardiology Physician · Palo Alto, CA
Aaron Phillips is a pediatric cardiology physician with a practice address in Palo Alto, California, and NPI 1821523002, issued on Apr 26, 2017. Check the license (California A169422, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Aaron Phillips
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- A169422 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
- Apr 26, 2017
- Record last updated
- Apr 28, 2024
- Medicare enrollment
- Enrolled (PECOS I20240719000954); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatric cardiology physician records → All 363 in California → Look up another NPI →
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 Aaron Phillips in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A169422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- North Shore-Lij Medical PCNew Hyde Park, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aaron Phillips among 363 pediatric cardiology physician records in California
Aaron Phillips is one of 363 pediatric cardiology physician records with a practice address in California. 59% 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 89% of them.
- NPI issued2017 · 89% of these records are older, 9% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2017 · median 2004 among the 164 with a school on file
- Record last updated2024 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
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.
All 363 in California → Every provider in Palo Alto → Pediatric Cardiology Physician nationwide →
The 8 pediatric cardiology physician records with the nearest ZIP codes
- Christopher Almond, MDPalo Alto, CA 943041326000324
- Dominic Blurton, M.D.Palo Alto, CA 943041750301230
- Stafford Grady, MDPalo Alto, CA 943041003888132
- Beth Kaufman, MDPalo Alto, CA 943041750301073
- Alaina Kipps, MDPalo Alto, CA 943041730143082
- Rhonda Lappen, M.D.Palo Alto, CA 943041902878036
- Cecilio Lopez, MDPalo Alto, CA 943041659345726
- Andrew Maxwell, MDPalo Alto, CA 943041497736201
Common questions
What is Aaron Phillips's NPI number?
Aaron Phillips's National Provider Identifier (NPI) is 1821523002, issued on Apr 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Aaron Phillips 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 Aaron Phillips's license?
NPPES lists California license number A169422, 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.