Mr. Franz Karl Byars, N.P.
Mr. Franz Karl Byars is a Nurse Practitioner provider (Nurse Practitioner) practicing in Silver Spring, MD, registered in the NPPES registry with NPI 1477555795 since 2005. The credential NP stands for Nurse Practitioner.
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1477555795 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Mr. Franz Karl Byars |
| Credential | N.P. |
| Sex | Male |
| Practice address | 10801 LOCKWOOD DR, STE 200, Silver Spring, MD, 20901 |
| Phone | 3015932002 |
| Enumeration date | 2005-06-01 |
| Last updated in NPPES | 2007-10-22 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 363L00000X | Nurse Practitioner | Primary | R123436 | MD |
NP — Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential
Copy-ready billing details
Provider: Franz Byars, N.P. NPI: 1477555795 Taxonomy: 363L00000X (Nurse Practitioner) Address: 10801 LOCKWOOD DR, STE 200, Silver Spring, MD, 20901
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1770580607 | Barry Rubin | Individual | Gastroenterology Physician | Silver Spring, MD |
| 1508854555 | Richard Broth | Individual | Maternal & Fetal Medicine Physician | Silver Spring, MD |
| 1477534063 | Charles Travers | Individual | Obstetrics Physician | Silver Spring, MD |
| 1730161522 | Jessica Berger-Weiss | Individual | Gynecology Physician | Silver Spring, MD |
| 1275510257 | Milton Koch | Individual | Gastroenterology Physician | Silver Spring, MD |
| 1366415077 | Kathleen Kadow | Individual | Pediatrics Physician | Silver Spring, MD |
| 1811963622 | D & D Diagnostics, LLC | Organization | Diagnostic Radiology Physician | Silver Spring, MD |
| 1154385813 | Lockwood Ambulatory Surgery Center | Organization | Ambulatory Surgical Clinic/Center | Silver Spring, MD |
Verify this record
Cross-check NPI 1477555795 against the authoritative CMS record: view Mr. Franz Karl Byars 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
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-10-22.