NPPES file of Aug 9, 2026

Harvey L. Gewanter, PHD

Clinical Psychologist · Baltimore, MD

Harvey L. Gewanter, PHD is a clinical psychologist with a practice address in Baltimore, Maryland, and NPI 1255485546, issued on Jan 23, 2007. Check the license (Maryland 02663, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255485546
Name
Harvey L. Gewanter
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
02663 MD
Self-reported in NPPES; status is on the state search
Practice location
6918 Ridge RD, Baltimore, MD 21237
Phone
(410) 764-8209
Enumerated
Jan 23, 2007
Record last updated
Feb 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
496300800 MD
Medicare enrollment
Enrolled (PECOS I20120210000519); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6918 Ridge RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lakshmi Prasanna KatragaddaPharmacist1811816093
  2. Liya Pfeffer, MDInternal Medicine Physician1326142316
  3. Nachum Pfeffer, MDCardiovascular Disease Physician1841394848
  4. Mahmood Syed, PSYCH. ASSOCIATECognitive & Behavioral Psychologist1104187640

Verify Harvey L. Gewanter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 02663
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

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353 clinical psychologist records list a practice address in Baltimore

They are 353 of the 35,183 NPPES records with a practice address in Baltimore, and 1,499 clinical psychologist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical psychologist records in Maryland

  1. Rachel Aaron, PHDBaltimore, MD1003294232
  2. Adriana Abadi, PSYDBethesda, MD1396534293
  3. Rebecca Abell, PSY.D.Kensington, MD1184075822
  4. Ariella Abraham, PSY.D.Lutherville, MD1629214671
  5. Munazza Abraham, PHDBaltimore, MD1922831361
  6. Sherri Abraham, PSYDOwings Mills, MD1427134642
  7. Alexander Abramowicz, PSYDAnnapolis, MD1558973503
  8. Karen Abrams, PHDKensington, MD1639517014
  9. Elise Abromson, PSY.D.Frederick, MD1194906180
  10. Amy Ackerman, PHDAnnapolis, MD1871257774

Common questions

What is Harvey L. Gewanter, PHD's NPI number?

Harvey L. Gewanter, PHD's National Provider Identifier (NPI) is 1255485546, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Harvey L. Gewanter, PHD located?

The NPPES record lists a practice address at 6918 Ridge RD, Baltimore, MD, 21237. Phone: (410) 764-8209. Providers update this record themselves, so call before visiting.

How can I verify Harvey L. Gewanter, PHD's license?

NPPES lists Maryland license number 02663, as entered by the provider. 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.