Richard Ziewai Wu, DO
Psychiatry Physician · Rockville, MD
Richard Ziewai Wu, DO is a psychiatry physician with a practice address in Rockville, Maryland, and NPI 1013390152, issued on Jul 7, 2015. Check the license (Maryland H0093790, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Richard Ziewai Wu
- Credential
- DO
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- H0093790 MD
Self-reported in NPPES; status is on the state search - Practice location
- 932 Hungerford Dr Ste 31A, Rockville, MD 20850
- Phone
- (301) 298-9900
- Enumerated
- Jul 7, 2015
- Record last updated
- Jun 21, 2022
- Fax
- (301) 298-9899
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →
Verify Richard Ziewai Wu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license H0093790Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average psychiatry physician in 2024
12 Medicare Part D claims, against an average of 1,000 among the 35,054 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.
Richard Ziewai Wu among 1,451 psychiatry physician records in Maryland
Richard Ziewai Wu, DO is one of 1,451 psychiatry physician records with a practice address in Maryland. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 82% of them.
- NPI issued2015 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 36% of these records are
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
80 psychiatry physician records list a practice address in Rockville
They are 80 of the 14,353 NPPES records with a practice address in Rockville, and 1,451 psychiatry physician records in Maryland.
All 1,451 in Maryland → Every provider in Rockville → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Jude Alexander, MDRockville, MD 208501093706939
- Peter Blaes, MDRockville, MD 208501275690406
- Carlos Collin, MDRockville, MD 208501609850171
- Gustavo Goldstein, MDRockville, MD 208501396858072
- Michael Gross, M.D.Rockville, MD 208501265653331
- Hei-Jung Kim, M.D.Rockville, MD 208501275633075
- Nadia Krupnikova, MDRockville, MD 208501154404754
- Terri Pargot, D.O.Rockville, MD 208501073678983
Common questions
What is Richard Ziewai Wu, DO's NPI number?
Richard Ziewai Wu, DO's National Provider Identifier (NPI) is 1013390152, issued on Jul 7, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Richard Ziewai Wu, DO located?
The NPPES record lists a practice address at 932 Hungerford Dr Ste 31A, Rockville, MD, 20850. Phone: (301) 298-9900. Providers update this record themselves, so call before visiting.
How can I verify Richard Ziewai Wu, DO's license?
NPPES lists Maryland license number H0093790, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard Ziewai Wu, DO prescribe under Medicare Part D?
In 2024, Richard Ziewai Wu, DO had 12 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.