Guillermo Olguin Olivos, M.D
Psychiatry Physician · Wheaton, MD
Guillermo Olguin Olivos, M.D is a psychiatry physician with a practice address in Wheaton, Maryland, and NPI 1417043167, issued on Oct 4, 2006. Check the license (Maryland DO9398, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Guillermo Olguin Olivos
- Credential
- M.D
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- DO9398 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2424 Reedie Dr, Wheaton, MD 20902
- Phone
- (240) 777-3209
- Enumerated
- Oct 4, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (240) 777-3226
- Entity
- Type 1 · individual
Also registered at 2424 Reedie Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Doina Adam, MAProfessional Counselor1811081870
- Lidia Carnota, MDPsychiatry Physician1235217233
- Harold Fruchter, PACPhysician Assistant1588725022
- David Goodman, MSWClinical Social Worker1023393469
- Gregorio Koss, M.D.,FACC.Specialist1548487655
- Mary Lazarek, CRNPFamily Nurse Practitioner1689747974
Verify Guillermo Olguin Olivos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license DO9398Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3 psychiatry physician records list a practice address in Wheaton
They are 3 of the 203 NPPES records with a practice address in Wheaton, and 1,451 psychiatry physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3 in Wheaton → All 1,451 in Maryland → Every provider in Wheaton →
Other psychiatry physician records in Maryland
- Hina Aamir, M.D.Aberdeen, MD1376777979
- Scott Aaronson, M.D.Baltimore, MD1376610790
- Archil Abashidze, MDGlen Burnie, MD1891717757
- Muhammad Abbas, M.D.Sykesville, MD1801898168
- Safiyyah Abdul Rahman, MDBaltimore, MD1669691416
- Eapen Abraham, M. D.Perry Point, MD1467415521
- Vinod AbrahamHollywood, MD1457438350
- Scott AbrahamsonHagerstown, MD1710515465
- Somya Abubucker, MDBaltimore, MD1033508361
- Elia Acevedo Diaz, M.DGaithersburg, MD1750720553
Common questions
What is Guillermo Olguin Olivos, M.D's NPI number?
Guillermo Olguin Olivos, M.D's National Provider Identifier (NPI) is 1417043167, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Guillermo Olguin Olivos, M.D located?
The NPPES record lists a practice address at 2424 Reedie Dr, Wheaton, MD, 20902. Phone: (240) 777-3209. Providers update this record themselves, so call before visiting.
How can I verify Guillermo Olguin Olivos, M.D's license?
NPPES lists Maryland license number DO9398, 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.
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.