DR. WILLIAM WARREN JANES M.D.
NPI 1720069859
Physical Medicine & Rehabilitation in San Antonio, TX
About Dr. William Warren Janes M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM WARREN JANES M.D. (NPI 1720069859) is an individual physical medicine & rehabilitation provider in San Antonio, Texas, licensed in Texas (J1700) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Hospital-san Marcos, and is a graduate of New York Medical College (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. William Warren Janes M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus Santa Rosa Hospital-San Marcos
Acute Care Hospitals · San Marcos, TXMethodist Hospital
Acute Care Hospitals · San Antonio, TXMethodist Hospital Stone Oak
Acute Care Hospitals · San Antonio, TXResolute Health Hospital
Acute Care Hospitals · New Braunfels, TXReferred Medical Equipment & Supplies CMS DME claims 11
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78249
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is William Janes's NPI number?
The NPI number for William Janes is 1720069859. It was assigned to this individual provider in the NPPES registry on November 7, 2005.
Where is William Janes located?
William Janes practices at 16023 Via Shavano, San Antonio, TX 78249. The listed phone number is (210) 615-2225.
What is William Janes's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is William Janes enrolled in Medicare?
Yes. William Janes is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does William Janes accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list William Janes as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is William Janes affiliated with any hospitals?
According to CMS data, William Janes is affiliated with Christus Santa Rosa Hospital-San Marcos, Methodist Hospital, Methodist Hospital Stone Oak and Resolute Health Hospital.
When was this NPI record last updated?
The NPPES record for William Janes was last updated on June 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.