KEITH GLENN MD
NPI 1487044608
Internal Medicine - Infectious Disease in Fort Sam Houston, TX
About Keith Glenn Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KEITH GLENN MD (NPI 1487044608) is an individual infectious disease provider in Fort Sam Houston, Texas, licensed in Ohio (35.133298) and active in the NPI registry since January 2015. He is enrolled in Medicare PECOS, is affiliated with Ascension St John Jane Phillips, and maintains a secondary practice location in Greenfield.
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Keith Glenn Md 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.
Medicare Billing Reassignments
10Medicare enrollment records show Keith Glenn reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Marcos, TX 78666
- Reassigned Medicare billing, Texas enrollment
- 31 clinicians in this Medicare group
Cedar Park, TX 78613
- Reassigned Medicare billing, Texas enrollment
- 104 clinicians in this Medicare group
Corpus Christi, TX 78404
- Reassigned Medicare billing, Texas enrollment
- 69 clinicians in this Medicare group
Broken Arrow, OK 74012
- Reassigned Medicare billing, Oklahoma enrollment
- 48 clinicians in this Medicare group
Monticello, AR 71655
- Reassigned Medicare billing, Arkansas enrollment
- 140 clinicians in this Medicare group
Canon City, CO 81212
- Reassigned Medicare billing, Colorado enrollment
- 285 clinicians in this Medicare group
Springfield, OH 45504
- Reassigned Medicare billing, Ohio and Texas enrollments
- 49 clinicians in this Medicare group
Springfield, OH 45504
- Reassigned Medicare billing, Ohio enrollment
- 494 clinicians in this Medicare group
Chillicothe, OH 45601
- Reassigned Medicare billing, Ohio enrollment
- 763 clinicians in this Medicare group
Oka Tamuning, GU 96913
- Reassigned Medicare billing, Guam enrollment
- 320 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension St John Jane Phillips
Acute Care Hospitals · Bartlesville, OKAscension St John Broken Arrow
Acute Care Hospitals · Broken Arrow, OKChristus Santa Rosa Hospital-San Marcos
Acute Care Hospitals · San Marcos, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78234 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
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 Keith Glenn's NPI number?
The NPI number for Keith Glenn is 1487044608. It was assigned to this individual provider in the NPPES registry on January 26, 2015. The provider is also known as Keith Glenn MD.
Where is Keith Glenn located?
Keith Glenn practices at 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234. The listed phone number is (210) 539-9582.
What is Keith Glenn's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Keith Glenn enrolled in Medicare?
Yes. Keith Glenn 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.
Which organizations bill Medicare for Keith Glenn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Keith Glenn reassigns Medicare benefits to 10 organizations: Central Texas Intensivists, PLLC (San Marcos, TX), Usacs Critical Care Medicine Services Of Texas, PLLC (Cedar Park, TX), Gulf Coast Intensivists, PLLC (Corpus Christi, TX), Usacs Critical Care Medicine Of Oklahoma, LLC (Broken Arrow, OK), Arkansas Health Group (Monticello, AR) and 5 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Keith Glenn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Keith Glenn accept?
Health plans from Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, CareSource and Harbor Health and 2 other insurers list Keith Glenn 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 Keith Glenn affiliated with any hospitals?
According to CMS data, Keith Glenn is affiliated with Ascension St John Jane Phillips, Ascension St John Broken Arrow and Christus Santa Rosa Hospital-San Marcos.
When was this NPI record last updated?
The NPPES record for Keith Glenn was last updated on March 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Keith Glenn, MD · NPI 1487044608
Infectious Disease physician in Fort Sam Houston, Texas. Individual provider, active in the CMS NPPES registry since January 26, 2015.
## Identity
- **NPI:** 1487044608 (Entity type: Individual)
- **Enumerated:** January 26, 2015
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 35.133298 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3551 ROGER BROOKE DR, Fort Sam Houston, TX 78234-4504
- **Phone:** (210) 539-9582
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 10 organizations under Medicare reassignment (form CMS-855R): Central Texas Intensivists, PLLC (NPI 1205690765, San Marcos, TX); Usacs Critical Care Medicine Services Of Texas, PLLC (NPI 1023522554, Cedar Park, TX); Gulf Coast Intensivists, PLLC (NPI 1104509199, Corpus Christi, TX); Usacs Critical Care Medicine Of Oklahoma, LLC (NPI 1255166856, Broken Arrow, OK); Arkansas Health Group (NPI 1144093956, Monticello, AR); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Louisville School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** March 11, 2025
- **Other identifiers:** Medicaid 0289714 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1487044608) · Data from the CMS NPPES public registry.