Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Robert Hollis, M.D.

Gastroenterology Physician in Jackson, TN · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1356393078

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Registry record

Entity type Individual (Type 1)

Name Dr. Robert Hollis

Credential M.D.

Sex Male

Practice address 27 Medical Center Dr, Jackson, TN, 38301

Phone (731) 424-1001

Enumeration date May 17, 2006

Last updated in NPPES Jun 29, 2022

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 24538 (TN) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3076068	Medicaid	TN	-
8165	Other	TN	TLC PROVIDER NUMBER
4472668	Other	TN	AETNA PROVIDER NUMBER
100008392	Other	TN	RAILROAD MEDICARE
170088	Other	TN	BCBS PROVIDER NUMBER
8262001	Other	TN	CIGNA HEALTHCARE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Robert Hollis?

The National Provider Identifier (NPI) for Robert Hollis is 1356393078, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Hollis practice?

The practice location on file with NPPES is in Jackson, TN. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Medical Specialty Clinic P.C. Family Medicine Physician · Jackson, TN NPI 1104877703 Clyde Smith Hematology & Oncology Physician · Jackson, TN NPI 1053365809 Andrea Grimball Physician Assistant · Jackson, TN NPI 1427144997 Skyline Endoscopy Center, L.L.C. Ambulatory Surgical Clinic/Center · Jackson, TN NPI 1437373248 Elizabeth Davis Family Nurse Practitioner · Jackson, TN NPI 1538431309 Kelley Lumley Nurse Practitioner · Jackson, TN NPI 1679047146

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-06-29.