Lillian Comas-Diaz, PH.D.
Cognitive & Behavioral Psychologist · Washington, DC
Lillian Comas-Diaz, PH.D. is a cognitive & behavioral psychologist with a practice address in Washington, District of Columbia, and NPI 1851512792, issued on May 1, 2007. Check the license (District of Columbia PSY1342, as entered in NPPES) with the District of Columbia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Lillian Comas-Diaz
- Credential
- PH.D.
- Primary taxonomy
- Cognitive & Behavioral Psychologist 103TB0200X
- License number
- PSY1342 DC
Self-reported in NPPES; status is on the state search - Practice location
- 908 New Hampshire Ave NW, Washington, DC 20037
- Phone
- (202) 775-1938
- Enumerated
- May 1, 2007
- Entity
- Type 1 · individual
Also registered at 908 New Hampshire Ave NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lillian Comas-Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license PSY1342Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Cognitive & Behavioral Psychologist providers in District of Columbia
There are 17 cognitive & behavioral psychologist records in District of Columbia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17 in District of Columbia → Every provider in Washington →
Other cognitive & behavioral psychologist records in District of Columbia
- Laura Anthony, PHDWashington, DC1760578009
- Madison Berl, PHDWashington, DC1417043753
- Kathryn Delonga, PSY.D.Washington, DC1114393071
- Lisa Efron, PHDWashington, DC1952495731
- Shayna GreeneWashington, DC1598172017
- Stephon GuinyardWashington, DC1174142095
- Gareth Harrison, PSYDWashington, DC1760253892
- Casey Hearing, PHDWashington, DC1467217224
- Diane Kern, PH.D.Washington, DC1285801977
- Ometha Lewis-Jack, PHDWashington, DC1851736144
Common questions
What is Lillian Comas-Diaz, PH.D.'s NPI number?
Lillian Comas-Diaz, PH.D.'s National Provider Identifier (NPI) is 1851512792, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lillian Comas-Diaz, PH.D. located?
The NPPES record lists a practice address at 908 New Hampshire Ave NW, Washington, DC, 20037. Phone: (202) 775-1938. Providers update this record themselves, so call before visiting.
How can I verify Lillian Comas-Diaz, PH.D.'s license?
NPPES lists District of Columbia license number PSY1342, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.