Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John Howard Williams, MD
Hospitalist Physician in Durham, NC · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1922108828
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Registry record
Entity type Individual (Type 1)
Name Dr. John Howard Williams
Credential MD
Sex Male
Practice address 1301 Fayetteville St, Durham, NC, 27707
Phone (919) 956-4000
Fax (252) 224-3071
Enumeration date Sep 22, 2006
Last updated in NPPES Mar 31, 2023
Taxonomy & licenses
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 28447 (NC) 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 |
|---|---|---|---|
| 8987768 | Medicaid | NC | - |
| 87768 | Other | NC | BLUE SHIELD |
| 010029979 | Other | NC | RR MEDICARE |
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 John Williams?
The National Provider Identifier (NPI) for John Williams is 1922108828, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Williams practice?
The practice location on file with NPPES is in Durham, NC. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Virgil Mosu Family Nurse Practitioner · Durham, NC NPI 1720080310 John Witchger Clinical Social Worker · Durham, NC NPI 1235121385 Laurie Astern Physician Assistant · Durham, NC NPI 1285621383 Marion Keeling Family Nurse Practitioner · Durham, NC NPI 1629058433 Paul Austin Family Medicine Physician · Durham, NC NPI 1467427823 Lincoln Community Health Center Incorporated Federally Qualified Health Center (FQHC) · Durham, NC NPI 1114978582 Kathleen Gest Pediatrics Physician · Durham, NC NPI 1700833241 Neysa Heyward Pediatrics Physician · Durham, NC NPI 1104873447
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-31.