Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Clyde Alexander Sheehan, M.D.
Psychiatry Physician in Tupelo, MS · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588662720
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Registry record
Entity type Individual (Type 1)
Name Clyde Alexander Sheehan
Credential M.D.
Sex Male
Practice address 1040 B South Madison St., Tupelo, MS, 38801
Phone (662) 844-4364
Fax (622) 844-4365
Enumeration date Jul 12, 2005
Last updated in NPPES Jan 30, 2014
Taxonomy & licenses
2084P0804X Child & Adolescent Psychiatry Physician Allopathic & Osteopathic Physicians · License 14706 (AL) Secondary
2084P0804X Child & Adolescent Psychiatry Physician Allopathic & Osteopathic Physicians · License 34053 (GA) Secondary
2084P0804X Child & Adolescent Psychiatry Physician Allopathic & Osteopathic Physicians · License 13618 (MS) Secondary
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 |
|---|---|---|---|
| 00112003 | Medicaid | MS | - |
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.
Frequently asked questions
What is the NPI number for Clyde Sheehan?
The National Provider Identifier (NPI) for Clyde Sheehan is 1588662720, a Type 1 (individual) record in the CMS NPPES registry.
Where does Clyde Sheehan practice?
The practice location on file with NPPES is in Tupelo, MS. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-30.