Cheng-Tzu Su, MD
Obstetrics & Gynecology Physician · Los Angeles, CA
Cheng-Tzu Su, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1356418222, issued on Nov 29, 2006. Check the license (California A42427, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Cheng-Tzu Su
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A42427 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6041 Cadillac Ave, Los Angeles, CA 90034
- Phone
- (323) 857-2000
- Enumerated
- Nov 29, 2006
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100601000555); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 6041 Cadillac Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Roberto AguiluzRegistered Respiratory Therapist1184102675
- Jose Aguinada, DPTPhysical Therapist1356067151
- Blasius AgumPsychiatric/Mental Health Nurse Practitioner1063293207
Verify Cheng-Tzu Su in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A42427Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
84 Medicare Part D claims for 43 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Estradiol28 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cheng-Tzu Su among 5,088 obstetrics & gynecology physician records in California
Cheng-Tzu Su, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1975 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Los Angeles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Mikael Brisinger, MDLos Angeles, CA 900341316014269
- Alicia Crecelius, MDLos Angeles, CA 900341548331424
- Brenda Fabe, MDLos Angeles, CA 900341952478786
- Michael Fassett, MDLos Angeles, CA 900341467523423
- Diana Friend, MDLos Angeles, CA 900341184772006
- Edward Hersh, MDLos Angeles, CA 900341952478778
- Rama Katragadda, MDLos Angeles, CA 900341336208966
- Lawrence Lurvey, MDLos Angeles, CA 900341083781926
Common questions
What is Cheng-Tzu Su, MD's NPI number?
Cheng-Tzu Su, MD's National Provider Identifier (NPI) is 1356418222, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cheng-Tzu Su, MD located?
The NPPES record lists a practice address at 6041 Cadillac Ave, Los Angeles, CA, 90034. Phone: (323) 857-2000. Providers update this record themselves, so call before visiting.
How can I verify Cheng-Tzu Su, MD's license?
NPPES lists California license number A42427, 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.
How much does Cheng-Tzu Su, MD prescribe under Medicare Part D?
In 2024, Cheng-Tzu Su, MD had 84 Medicare Part D claims for 43 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.