NPPES file of Aug 9, 2026

Catherine M. Grello, PH.D.

Clinical Psychologist · Knoxville, TN

Catherine M. Grello, PH.D. is a clinical psychologist with a practice address in Knoxville, Tennessee, and NPI 1407993892, issued on Feb 1, 2007. Check the license (Tennessee 2686, as entered in NPPES) with the Tennessee 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
1407993892
Name
Catherine M. Grello
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
2686 TN
Self-reported in NPPES; status is on the state search
Practice location
6231 Highland Place Way Ste 201, Knoxville, TN 37919
Phone
(865) 584-8547
Enumerated
Feb 1, 2007
Record last updated
Mar 7, 2026
Fax
(865) 584-5932
Medicare enrollment
Enrolled (PECOS I20070920000344); 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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Verify Catherine M. Grello in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 2686
    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
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Catherine M. Grello among 795 clinical psychologist records in Tennessee

Catherine M. Grello, PH.D. is one of 795 clinical psychologist records with a practice address in Tennessee. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 36% of them.

  • NPI issued2007 · 36% of these records are older, 45% newer
  • In a Medicare fileNo · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 23% of these records are
  • Graduated2005 · median 1998 among the 184 with a school on file
  • Record last updated2026 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Psychologist providers in Tennessee

There are 795 clinical psychologist records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Regina Austin, PH.D.Knoxville, TN 379191992701577
  2. H Abraham Brietstein, LICKnoxville, TN 379191205860350
  3. Nancy Brown, PH.D.Knoxville, TN 379191265499750
  4. Gregory Foreman, PH.D.Knoxville, TN 379191528099918
  5. Michael Hawthorne, PHDKnoxville, TN 379191063427821
  6. C Hulse, PHDKnoxville, TN 379191699706291
  7. Edgar Jessee, PH.D.Knoxville, TN 379191760496624
  8. Karen Josvanger, PH.D.Knoxville, TN 379191386671675

Common questions

What is Catherine M. Grello, PH.D.'s NPI number?

Catherine M. Grello, PH.D.'s National Provider Identifier (NPI) is 1407993892, issued on Feb 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Catherine M. Grello, PH.D. located?

The NPPES record lists a practice address at 6231 Highland Place Way Ste 201, Knoxville, TN, 37919. Phone: (865) 584-8547. Providers update this record themselves, so call before visiting.

How can I verify Catherine M. Grello, PH.D.'s license?

NPPES lists Tennessee license number 2686, as entered by the provider. Search the Tennessee 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.