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GREGORY L GASS MD
NPI 1699733113
Psychiatry & Neurology - Psychiatry in Knoxville, TN

Active since May 03, 2006PECOS Enrolled
234 MORRELL RD, SUITE 3O3, KNOXVILLE, TN 37919(865) 766-0092(865) 766-0182 Get Directions Write a Review

NPPES record last updated: October 10, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Gregory L Gass Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY L GASS MD (NPI 1699733113) is an individual psychiatry provider in Knoxville, Tennessee, licensed in Tennessee (MD16538) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1984).

NPPES Registry Identity

NPI1699733113
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameGREGORY L GASSCredential: MD
Location Address234 MORRELL RD, SUITE 3O3Knoxville, TN 37919-5876
Mailing Address234 Morrell Rd, Suite 303Knoxville, TN 37919-5876 · (865) 766-0092 · Fax (865) 766-0182
Phone(865) 766-0092
Fax(865) 766-0182
Sole ProprietorNo
Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1984
Enumeration DateMay 3, 2006
Last NPPES UpdateOctober 10, 2011
✔ NPI 1699733113 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in TN · MD16538✔ Licensed in NY · 251454
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedAnesthesiology · Pediatric AnesthesiologyTaxonomy 207LP3000X · License MD16538 (TN)
234 MORRELL RD, Knoxville, TN 37919
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Other Identifiers 3

Medicare UPINA99997
Medicare ID-Type Unspecified3895808TN
Medicaid3895808TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory L Gass Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062492788
PECOS Enrollment IDI20170516000350
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37919 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$160.89 typical visit price
range $52.64 – $160.89
Typical copayment $40.22 (range $13.16 – $40.22)
Most-billed visit code 99205
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Gass's NPI number?

The NPI number for Gregory Gass is 1699733113. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Gregory Gass located?

Gregory Gass practices at 234 Morrell Rd Suite 3o3, Knoxville, TN 37919. The listed phone number is (865) 766-0092.

What is Gregory Gass's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Gregory Gass enrolled in Medicare?

Yes. Gregory Gass is registered in the Medicare PECOS enrollment system.

What insurance does Gregory Gass accept?

Health plans from Harvard Pilgrim Health Care list Gregory Gass as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Gass was last updated on October 10, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.