DIANA S OSORIO M.D.
NPI 1144555053
Pediatrics - Pediatric Hematology-Oncology in Houston, TX
About Diana S Osorio M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA S OSORIO M.D. (NPI 1144555053) is an individual pediatric hematology-oncology provider in Houston, Texas, licensed in Texas (U8414) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS and maintains a secondary practice location in Columbus.
NPPES Registry Identity
Specialties & Licenses 3
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 (PECOS)
Diana S Osorio M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Diana Osorio reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,675 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Texas Childrens Physician Group
- 2,498 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 3,111 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.
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.
HOUSTON, TX 77030
HOUSTON, TX 77030
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 Diana Osorio's NPI number?
The NPI number for Diana Osorio is 1144555053. It was assigned to this individual provider in the NPPES registry on October 9, 2009.
Where is Diana Osorio located?
Diana Osorio practices at 1515 Holcombe Blvd, Houston, TX 77030. The listed phone number is (713) 792-6161.
What is Diana Osorio's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Diana Osorio enrolled in Medicare?
Yes. Diana Osorio is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Diana Osorio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Osorio reassigns Medicare benefits to 3 organizations: Physicians Referral Service (Houston, TX), Texas Children's Physician Group (Houston, TX) and Ut Physicians (Houston, TX). 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 Diana Osorio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diana Osorio accept?
Health plans from Blue Cross and Blue Shield of Texas, CareSource, Moda Health Plan, Inc. and Oscar Insurance Company list Diana Osorio 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 Diana Osorio was last updated on February 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.
# Diana S Osorio, M.D. · NPI 1144555053
Pediatric Hematology-Oncology physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since October 9, 2009.
## Identity
- **NPI:** 1144555053 (Entity type: Individual)
- **Enumerated:** October 9, 2009
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** U8414 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1515 HOLCOMBE BLVD, Houston, TX 77030-4000
- **Phone:** (713) 792-6161
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Physicians Referral Service (NPI 1073574810, Houston, TX); Texas Children's Physician Group (NPI 1861675506, Houston, TX); Ut Physicians (NPI 1033157821, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 28, 2024
- **Other identifiers:** Medicaid 0107339 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1144555053) · Data from the CMS NPPES public registry.