NPPES file of Aug 9, 2026

Rachel R. Singer, PH.D.

Cognitive & Behavioral Psychologist · Rockville, MD

Rachel R. Singer, PH.D. is a cognitive & behavioral psychologist with a practice address in Rockville, Maryland, and NPI 1629227905, issued on Sep 11, 2008. Check the license (Maryland 05115, 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
1629227905
Name
Rachel R. Singer
Credential
PH.D.
Primary taxonomy
Cognitive & Behavioral Psychologist 103TB0200X
License number
05115 MD
Self-reported in NPPES; status is on the state search
Practice location
50 W Montgomery Ave Ste 110, Rockville, MD 20850
Phone
(301) 610-7850
Enumerated
Sep 11, 2008
Record last updated
Apr 29, 2020 (not updated in 6 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 50 W Montgomery Ave Ste 110

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

  1. Kristin Bianchi, PH.D.Clinical Psychologist1639593262
  2. Christina Diaz, PSYDPsychologist1376933556
  3. Kathleen KingClinical Social Worker1881339190
  4. Kimberley Montgomery, LMSWClinical Social Worker1780403592
  5. Jeannette Reid, PHDClinical Psychologist1376387530
  6. Krishtine Rosenthal, PH.D.Clinical Psychologist1013441880

Verify Rachel R. Singer 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 05115
    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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Cognitive & Behavioral Psychologist providers in Maryland

There are 54 cognitive & behavioral psychologist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other cognitive & behavioral psychologist records in Maryland

  1. Paula AdairAdelphi, MD1922989227
  2. Adrianna Amari, PH.D.Baltimore, MD1295050938
  3. Kallissa Bailey-NorthrupBaltimore, MD1891599452
  4. Lise Becker Vezina, PHDBethesda, MD1013001304
  5. Elspeth Bell, PH.D.Columbia, MD1548429640
  6. Melissa Blanock, PSY.D.Catonsville, MD1235499690
  7. Kira Bricker, PH.D.Rockville, MD1760630768
  8. Patricia Brierley-Bowers, PHDBaltimore, MD1871528497
  9. Bonnie Bryant, PHDFort Washington, MD1760429088
  10. Michael Cataldo, PH.D.Baltimore, MD1235336231

Common questions

What is Rachel R. Singer, PH.D.'s NPI number?

Rachel R. Singer, PH.D.'s National Provider Identifier (NPI) is 1629227905, issued on Sep 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Rachel R. Singer, PH.D. located?

The NPPES record lists a practice address at 50 W Montgomery Ave Ste 110, Rockville, MD, 20850. Phone: (301) 610-7850. Providers update this record themselves, so call before visiting.

How can I verify Rachel R. Singer, PH.D.'s license?

NPPES lists Maryland license number 05115, 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.