Dr. Christopher Ryan Oxner, MD

Dr. Christopher Ryan Oxner is a Surgery Physician provider (Surgery) practicing in Austin, TX, registered in the NPPES registry with NPI 1801086129 since 2007. The credential MD stands for Doctor of Medicine. Practices at Oncology Pharmacy Services, Inc (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum

NPI	1801086129
Entity type	Individual (Type 1)
Name	Dr. Christopher Ryan Oxner
Credential	MD
Sex	Male
Practice address	6204 BALCONES DR, Austin, TX, 78731
Phone	5124214250
Fax	5128227640
Enumeration date	2007-08-01
Last updated in NPPES	2022-06-15

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
208600000X	Surgery Physician	Secondary	MD.200238	LA
2086X0206X	Surgical Oncology Physician	Secondary	S6472	TX
390200000X	Student in an Organized Health Care Education/Training Program	Secondary	200238	LA
208600000X	Surgery Physician	Primary	S6472	TX

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
1058491	Medicaid	LA	—

Copy-ready billing details

Provider: Christopher Oxner, MD
NPI: 1801086129
Taxonomy: 208600000X (Surgery Physician)
Address: 6204 BALCONES DR, Austin, TX, 78731

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1326019571	Kimberly Brown	Individual	Surgical Oncology Physician	Austin, TX
1659318095	Carl Nuesch	Individual	Radiation Oncology Physician	Austin, TX
1801834809	Michael Teneriello	Individual	Gynecologic Oncology Physician	Austin, TX
1376585505	John Sandbach	Individual	Hematology & Oncology Physician	Austin, TX
1669414652	Michael Kasper	Individual	Hematology & Oncology Physician	Austin, TX
1508808494	John Hoverman	Individual	Hematology & Oncology Physician	Austin, TX
1730122284	Lisa Sailer	Individual	Nurse Practitioner	Austin, TX
1649216516	Oncology Pharmacy Services, Inc	Organization	Specialty Pharmacy	Austin, TX

Verify this record

Cross-check NPI 1801086129 against the authoritative CMS record: view Dr. Christopher Ryan Oxner 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

Where does Christopher Oxner practice?

The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Christopher Oxner?

The National Provider Identifier (NPI) for Christopher Oxner is 1801086129, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2022-06-15.