Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John Alan Sandiford, M.D.
Specialist in Arlington, VA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1447281522
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Registry record
Entity type Individual (Type 1)
Name John Alan Sandiford
Credential M.D.
Sex Male
Practice address 1715 N George Mason Dr, 403, Arlington, VA, 22205
Phone (703) 717-4300
Fax (703) 717-4301
Enumeration date Jul 6, 2006
Last updated in NPPES Jul 25, 2007
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 |
|---|---|---|---|
| 7399162 | Medicaid | VA | - |
| 1710036611 | Other | - | 874231 |
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 Sandiford?
The National Provider Identifier (NPI) for John Sandiford is 1447281522, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Sandiford practice?
The practice location on file with NPPES is in Arlington, VA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Arlington Ob-Gyn, PC Obstetrics & Gynecology Physician · Arlington, VA NPI 1760489231 Robert Nirschl Orthopaedic Surgery Physician · Arlington, VA NPI 1124026711 Ralph Amedeo Internal Medicine Physician · Arlington, VA NPI 1558369991 Kathryn Dreger Internal Medicine Physician · Arlington, VA NPI 1386643385 Colvin Wellborn Orthopaedic Surgery Physician · Arlington, VA NPI 1760478259 Aaron Pearl Foot & Ankle Surgery Podiatrist · Arlington, VA NPI 1730154048 Sandra Caskie Obstetrics & Gynecology Physician · Arlington, VA NPI 1568431815 Derek Ochiai Orthopaedic Surgery Physician · Arlington, VA NPI 1053374116
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-25.