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Mark A Williams M D Pllc

Mark A Williams M D Pllc is a healthcare organization registered as Pediatric Urology Physician in Memphis, TN, holding Type 2 (organization) NPI 1437319621 since 2008. The authorized official on file is Mark Williams, President.

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NPI 1437319621
Entity type Organization (Type 2)
Legal business name Mark A Williams M D Pllc
Practice address 770 ESTATE PL, Memphis, TN, 38120
Phone 9012874030
Fax 9012874094
Enumeration date 2008-06-11
Last updated in NPPES 2008-06-11

Authorized official

Name Mark Williams
Title President
Phone 9012874030

Taxonomy & classification

Taxonomy code Specialty Primary License State
2086S0120X Pediatric Surgery Physician Secondary MD000000184448 TN
2088P0231X Pediatric Urology Physician Primary MD000000184448 TN

Other identifiers

Identifier Type State Issuer
4038478 Other TN BLUE CROSS BLUE SHIELD
128654 Medicaid TN
1599052009 Other TN CIGNA
Copy-ready billing details
Provider: Mark A Williams M D Pllc
NPI: 1437319621
Taxonomy: 2088P0231X (Pediatric Urology Physician)
Address: 770 ESTATE PL, Memphis, TN, 38120

Providers at this address

NPI Name Type Specialty Location
1407950934 Horace Noe Individual Urology Physician Memphis, TN
1891969739 H. Norman Noe, M. D., P. C. Organization Specialist Memphis, TN
1558927608 Ian Michalak Individual Child & Adolescent Psychiatry Physician Memphis, TN

Verify this record

Cross-check NPI 1437319621 against the authoritative CMS record: view Mark A Williams M D Pllc on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Who is the authorized official for Mark A Williams M D Pllc?
NPPES lists Mark Williams (President) as the authorized official for this organization.
What is the NPI number for Mark A Williams M D Pllc?
The NPI for Mark A Williams M D Pllc is 1437319621, a Type 2 (organization) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2008-06-11.