Katherine L. Oyson
School Psychologist · Rockville, MD
Katherine L. Oyson is a school psychologist with a practice address in Rockville, Maryland, and NPI 1083421093, issued on Dec 12, 2024. Check the license with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine L. Oyson
- Primary taxonomy
- School Psychologist 103TS0200X
- Practice location
- 850 Hungerford Dr RM 50, Rockville, MD 20850
- Phone
- (240) 740-5640
- Enumerated
- Dec 12, 2024
- Record last updated
- Dec 12, 2024
- Entity
- Type 1 · individual
Also registered at 850 Hungerford Dr RM 50
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ferwaha AroojSchool Psychologist1790572964
- Alissa Barron, M.A./S.S.P.School Psychologist1417763038
- Christina Conolly-Chester, PSY.DSchool Psychologist1467255885
- Jennifer Doidge, MA/CAGSSchool Psychologist1336964915
- Farrah ElsamalotySchool Psychologist1588456487
- Sehrish GulfarazSchool Psychologist1811787591
Verify Katherine L. Oyson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78 school psychologist records list a practice address in Rockville
They are 78 of the 14,353 NPPES records with a practice address in Rockville, and 745 school psychologist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 78 in Rockville → All 745 in Maryland → Every provider in Rockville →
Other school psychologist records in Maryland
- Kelsey Abbott, PHD, NCSPAnnapolis, MD1194546861
- Marwa AbdelrahmanRockville, MD1962297747
- Sarah AckleyPrince Frederick, MD1255076170
- Katelynn Adams, MA, CAS, NCSPBaltimore, MD1669296497
- Nathan AdamsBethesda, MD1083429187
- Monica Addison-Walker, PSY.D.Towson, MD1265248470
- Sandra Aguirre, ED.S.Baltimore, MD1598572331
- Cynthia AlamBaltimore, MD1821812850
- Halimatu AlhassanColumbia, MD1497343313
- Moona Alidoost, PH.D.Towson, MD1083421408
Common questions
What is Katherine L. Oyson's NPI number?
Katherine L. Oyson's National Provider Identifier (NPI) is 1083421093, issued on Dec 12, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Katherine L. Oyson located?
The NPPES record lists a practice address at 850 Hungerford Dr RM 50, Rockville, MD, 20850. Phone: (240) 740-5640. Providers update this record themselves, so call before visiting.
How can I verify Katherine L. Oyson's license?
Search the Maryland board that licenses this profession; the NPPES record confirms identity 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. 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.