NPPES file of Aug 9, 2026

Ethan Bliss, PHD

Clinical Psychologist · Frederick, MD

Ethan Bliss, PHD is a clinical psychologist with a practice address in Frederick, Maryland, and NPI 1851428460, issued on Feb 28, 2007. Check the license (Maryland 04888, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1851428460
Name
Ethan Bliss
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
04888 MD
MH 7447 FL
20042437A IN
39001937A IN
Self-reported in NPPES; status is on the state search
Practice location
340 Park Ave, Frederick, MD 21701
Phone
(301) 663-1683
Enumerated
Feb 28, 2007
Record last updated
Nov 22, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(301) 663-3792
Medicare enrollment
Enrolled (PECOS I20110224000263); 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 340 Park Ave

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

  1. Justin Barrick, LCSW-CSocial Worker1871880518
  2. Autumn BrennanMental Health Counselor1689062663
  3. Ted Cmarada, LCSW-CClinical Social Worker1841349479
  4. John GilbertClinical Social Worker1871995811
  5. Kevin Graditor, LCSW-CClinical Social Worker1508903816
  6. Carol Miller, APRN-PMH, BCAdult Psychiatric/Mental Health Registered Nurse1609921147

Verify Ethan Bliss 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 04888    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. The Center For Integrative Healthcare, LLCFrederick, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Clinical Psychologist providers in Maryland

There are 1,499 clinical psychologist records in Maryland.

All 1,499 in Maryland → Every provider in Frederick →

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 Ethan Bliss, PHD's NPI number?

Ethan Bliss, PHD's National Provider Identifier (NPI) is 1851428460, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ethan Bliss, PHD located?

The NPPES record lists a practice address at 340 Park Ave, Frederick, MD, 21701. Phone: (301) 663-1683. Providers update this record themselves, so call before visiting.

How can I verify Ethan Bliss, PHD's license?

NPPES lists Maryland license number 04888, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.