David Wei-Chan Chien, MD.
Pediatrics Physician · Porter Ranch, CA
David Wei-Chan Chien, MD. is a pediatrics physician with a practice address in Porter Ranch, California, and NPI 1346303674, issued on Dec 18, 2006. Check the license (California A83875, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- David Wei-Chan Chien
- Credential
- MD.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A83875 CA
Self-reported in NPPES; status is on the state search - Practice location
- 19950 Rinaldi St, Porter Ranch, CA 91326
- Phone
- (818) 403-2440
- Enumerated
- Dec 18, 2006
- Record last updated
- Mar 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (818) 360-6090
- Medicaid ID
- 00A838750 CA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 19950 Rinaldi St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Edward Degerman, MDSports Medicine (Physical Medicine & Rehabilitation) Physician1598293235
Verify David Wei-Chan Chien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A83875Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
David Wei-Chan Chien among 9,272 pediatrics physician records in California
David Wei-Chan Chien, MD. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileNo · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2021 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 pediatrics physician records list a practice address in Porter Ranch
They are 7 of the 275 NPPES records with a practice address in Porter Ranch, and 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,272 in California → Every provider in Porter Ranch → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Ranjani Agrawal, M.D.Porter Ranch, CA 913261508058108
- Allison Guimera, M.D.Porter Ranch, CA 913261841518990
- Mumtaz Lakhani, M.D.Porter Ranch, CA 913261447539127
- Levon Mesropyan, M.D.Porter Ranch, CA 913261205299302
- Nicole Militello, M.D.Porter Ranch, CA 913261972730364
- Nivruthi Vangala, M.D.Porter Ranch, CA 913261326282328
- Elizabeth Evans, MD.Northridge, CA 913251508884941
- Charles Goodman, M.D.Northridge, CA 913251336163807
Common questions
What is David Wei-Chan Chien, MD.'s NPI number?
David Wei-Chan Chien, MD.'s National Provider Identifier (NPI) is 1346303674, issued on Dec 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Wei-Chan Chien, MD. located?
The NPPES record lists a practice address at 19950 Rinaldi St, Porter Ranch, CA, 91326. Phone: (818) 403-2440. Providers update this record themselves, so call before visiting.
How can I verify David Wei-Chan Chien, MD.'s license?
NPPES lists California license number A83875, 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.