Doris Z. Deng
Epilepsy Physician · Orange, CA
Doris Z. Deng is an epilepsy physician with a practice address in Orange, California, and NPI 1154819274, issued on Apr 24, 2018. Check the license (California A195855, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Doris Z. Deng
- Primary taxonomy
- Epilepsy Physician 2084E0001X
- License number
- A195855 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-6808
- Enumerated
- Apr 24, 2018
- Record last updated
- Jul 16, 2024
- Medicare enrollment
- Enrolled (PECOS I20240806000996); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2018
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest epilepsy physician records → All 54 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danny Abad, PAPhysician Assistant1477158673
- Edward AbaradoStudent in an Organized Health Care Education/Training Program1912855198
- Nagina Abdiani, DOGeriatric Medicine (Family Medicine) Physician1518543271
- Mariam Abdul-Latif, M.D.Pediatrics Physician1538418884
- Eric AbelloOtolaryngology Physician1922566215
- Brandon Abeyta, MDAnesthesiology Physician1841291804
Verify Doris Z. Deng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A195855Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average epilepsy physician in 2024
33 Medicare Part D claims for 12 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $816.69
10 payments; by number, the most common kind was food and beverage; the largest payer was SK Life Science, Inc. The 345 providers of this specialty with any payment received $6,278.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Regents OF The University OF Claifornia Univ NeursciencesOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Doris Z. Deng among 54 epilepsy physician records in California
Doris Z. Deng is one of 54 epilepsy physician records with a practice address in California. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 80% of them.
- NPI issued2018 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2018 · median 2010 among the 43 with a school on file
- Record last updated2024 · 7% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084E0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Epilepsy Physician providers in California
There are 54 epilepsy physician records in California.
All 54 in California → Every provider in Orange → Epilepsy Physician nationwide →
The 8 epilepsy physician records with the nearest ZIP codes
- Brian Jung, MDOrange, CA 928681467983957
- David King-Stephens, M.D.Orange, CA 928681700973633
- Lilit Mnatsakanyan, MDOrange, CA 928681811159197
- Kurt Qing, M.D., PH.D.Orange, CA 928681659806610
- Mona Sazgar, MDOrange, CA 928681215909486
- Xiaoying Lu, M.D.Loma Linda, CA 923571306136726
- Trevor Rafferty, MDLoma Linda, CA 923571750896858
- Joshua Loeb, MDLoma Linda, CA 923541235372517
Common questions
What is Doris Z. Deng's NPI number?
Doris Z. Deng's National Provider Identifier (NPI) is 1154819274, issued on Apr 24, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Doris Z. Deng located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-6808. Providers update this record themselves, so call before visiting.
How can I verify Doris Z. Deng's license?
NPPES lists California license number A195855, 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 Doris Z. Deng prescribe under Medicare Part D?
In 2024, Doris Z. Deng had 33 Medicare Part D claims for 12 beneficiaries; the average among epilepsy physician prescribers was 934. 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.