DR. NATHAN SUNDGREN MD, PHD
NPI 1396942165
Pediatrics - Neonatal-Perinatal Medicine in Houston, TX
About Dr. Nathan Sundgren Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NATHAN SUNDGREN MD, PHD (NPI 1396942165) is an individual neonatal-perinatal medicine provider in Houston, Texas, licensed in Texas (M8368) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in Dallas.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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)
Dr. Nathan Sundgren Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Nathan Sundgren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,296 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.
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 Nathan Sundgren's NPI number?
The NPI number for Nathan Sundgren is 1396942165. It was assigned to this individual provider in the NPPES registry on June 27, 2007.
Where is Nathan Sundgren located?
Nathan Sundgren practices at 1504 Taub Loop, Houston, TX 77030. The listed phone number is (713) 873-5437.
What is Nathan Sundgren's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Nathan Sundgren enrolled in Medicare?
Yes. Nathan Sundgren is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Nathan Sundgren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Sundgren reassigns Medicare benefits to Baylor College Of Medicine (Houston, TX). The 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 Nathan Sundgren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nathan Sundgren accept?
Health plans from Blue Cross and Blue Shield of Texas and Moda Health Plan, Inc. list Nathan Sundgren 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 Nathan Sundgren was last updated on September 23, 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.
# Dr. Nathan Sundgren, MD, PHD · NPI 1396942165
Neonatal-Perinatal Medicine physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since June 27, 2007.
## Identity
- **NPI:** 1396942165 (Entity type: Individual)
- **Enumerated:** June 27, 2007
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** M8368 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1504 TAUB LOOP, Houston, TX 77030-1608
- **Phone:** (713) 873-5437
## 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:** Baylor College Of Medicine (NPI 1053352914, Houston, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1396942165) · Data from the CMS NPPES public registry.