Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Allen Karstens, MD
Pediatrics Physician in Saucier, MS · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639148471
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Registry record
Entity type Individual (Type 1)
Name Allen Karstens
Credential MD
Sex Male
Practice address 23453 Central Drive, Saucier, MS, 39574
Phone (228) 832-7223
Fax (228) 374-0856
Enumeration date Mar 15, 2006
Last updated in NPPES Nov 30, 2011
Taxonomy & licenses
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 |
|---|---|---|---|
| 00125255 | 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
Where does Allen Karstens practice?
The practice location on file with NPPES is in Saucier, MS. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Allen Karstens?
The National Provider Identifier (NPI) for Allen Karstens is 1639148471, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-11-30.