DR. ROBERT DANIEL NATHANSON M.D.
NPI 1316267875
Hospitalist in San Antonio, TX
About Dr. Robert Daniel Nathanson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT DANIEL NATHANSON M.D. (NPI 1316267875) is an individual hospitalist provider in San Antonio, Texas, licensed in Texas (P5558) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Dr. Robert Daniel Nathanson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78229 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.
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
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 Robert Nathanson's NPI number?
The NPI number for Robert Nathanson is 1316267875. It was assigned to this individual provider in the NPPES registry on June 8, 2010.
Where is Robert Nathanson located?
Robert Nathanson practices at 4502 Medical Dr, San Antonio, TX 78229. The listed phone number is (210) 358-4000.
What is Robert Nathanson's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Robert Nathanson enrolled in Medicare?
Yes. Robert Nathanson is registered in the Medicare PECOS enrollment system.
What insurance does Robert Nathanson accept?
Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and Molina Healthcare list Robert Nathanson 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.
When was this NPI record last updated?
The NPPES record for Robert Nathanson was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Robert Daniel Nathanson, M.D. · NPI 1316267875
Hospitalist physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since June 8, 2010.
## Identity
- **NPI:** 1316267875 (Entity type: Individual)
- **Enumerated:** June 8, 2010
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** P5558 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 4502 MEDICAL DR, San Antonio, TX 78229-4402
- **Phone:** (210) 358-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
## Record status
- **NPPES last updated:** June 3, 2026
- **Other identifiers:** Medicaid 324378401 (TX); Other 324378402 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1316267875) · Data from the CMS NPPES public registry.