Chong Ha Chang, PHARM.D.
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Los Angeles, CA
Chong Ha Chang, PHARM.D. is a pharmacist clinician (phc)/ clinical pharmacy specialist with a practice address in Los Angeles, California, and NPI 1710195821, issued on May 21, 2007. Check the license (California 53395, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chong Ha Chang
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X
- License numbers
- 53395 CA
RPH53395 CA
Self-reported in NPPES; status is on the state search - Practice location
- 670 S Western Ave, Los Angeles, CA 90005
- Phone
- (213) 383-6207
- Enumerated
- May 21, 2007
- Record last updated
- Jun 4, 2026
- Fax
- (213) 383-9703
- Entity
- Type 1 · individual
8 nearest pharmacist clinician (phc)/ clinical pharmacy specialist records → All 1,593 in California → Look up another NPI →
Also registered at 670 S Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chong KimPharmacist1669895850
- Michelle Kim, PHARMDPharmacist1841644838
- Tiffany KimPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1255093415
- Ja KooPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1215258785
- Penny LaiPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1205250446
- Jason Min, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1306120076
Verify Chong Ha Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 53395Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 92% of the cost of the top drugs
288 Medicare Part D claims for 257 beneficiaries, against an average of 253 among the 1,614 providers of this specialty who prescribed in Part D. Brand-name drugs were 92% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Arexvy115 claims
- Boostrix Tdap52 claims
- Shingrix48 claims
- Abrysvo39 claims
- Naloxone Hcl22 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.
Chong Ha Chang among 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records in California
Chong Ha Chang, PHARM.D. is one of 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records with a practice address in California. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 5% of them.
- NPI issued2007 · 5% of these records are older, 94% newer
- In a Medicare fileYes · 17% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1835P0018X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist providers in California
There are 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records in California.
All 1,593 in California → Every provider in Los Angeles → Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist nationwide →
The 8 pharmacist clinician (phc)/ clinical pharmacy specialist records with the nearest ZIP codes
- Julie KimLos Angeles, CA 900051720452220
- Tiffany KimLos Angeles, CA 900051255093415
- Ja KooLos Angeles, CA 900051215258785
- Penny LaiLos Angeles, CA 900051205250446
- Jason Min, PHARMDLos Angeles, CA 900051306120076
- Edward Lee, PHARMDLos Angeles, CA 900061770973950
- Jessica Louie, PHARMD, APH, BCCCPLos Angeles, CA 900041225504160
- Roger Tseng, PHARM DLos Angeles, CA 900061720464142
Common questions
What is Chong Ha Chang, PHARM.D.'s NPI number?
Chong Ha Chang, PHARM.D.'s National Provider Identifier (NPI) is 1710195821, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Chong Ha Chang, PHARM.D. located?
The NPPES record lists a practice address at 670 S Western Ave, Los Angeles, CA, 90005. Phone: (213) 383-6207. Providers update this record themselves, so call before visiting.
How can I verify Chong Ha Chang, PHARM.D.'s license?
NPPES lists California license number 53395, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Chong Ha Chang, PHARM.D. prescribe under Medicare Part D?
In 2024, Chong Ha Chang, PHARM.D. had 288 Medicare Part D claims for 257 beneficiaries; the average among pharmacist clinician (phc)/ clinical pharmacy specialist prescribers was 253. 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.