DR. LYDIA F SIMS MD, FACOG
NPI 1295722643
Obstetrics & Gynecology in Baton Rouge, LA
About Dr. Lydia F Sims Md, Facog NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LYDIA F SIMS MD, FACOG (NPI 1295722643) is an individual obstetrics & gynecology provider in Baton Rouge, Louisiana, licensed in Louisiana (12550R) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Willowbrook Hospital, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (1984).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Dr. Lydia F Sims Md, Facog 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
2Medicare enrollment records show Lydia Sims reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77054
- Reassigned Medicare billing, Texas enrollment
- 497 clinicians in this Medicare group
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Obhg Texas Holdings PA
- 998 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Houston Methodist Willowbrook Hospital
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70809 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.
BATON ROUGE, LA 70809
BATON ROUGE, LA 70809
BATON ROUGE, LA 70809
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 Lydia Sims's NPI number?
The NPI number for Lydia Sims is 1295722643. It was assigned to this individual provider in the NPPES registry on September 30, 2005.
Where is Lydia Sims located?
Lydia Sims practices at 8595 Picardy Ave #310, Baton Rouge, LA 70809. The listed phone number is (225) 763-4237.
What is Lydia Sims's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Lydia Sims enrolled in Medicare?
Yes. Lydia Sims 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 Lydia Sims's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lydia Sims reassigns Medicare benefits to 2 organizations: Privia Medical Group Gulf Coast, PLLC (Houston, TX) and Obhg Texas Holdings, P.A. (Austin, 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 Lydia Sims's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lydia Sims accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and Oscar Insurance Company list Lydia Sims 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 Lydia Sims affiliated with any hospitals?
According to CMS data, Lydia Sims is affiliated with Houston Methodist Willowbrook Hospital.
When was this NPI record last updated?
The NPPES record for Lydia Sims was last updated on November 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Dr. Lydia F Sims, MD, FACOG · NPI 1295722643
Obstetrics & Gynecology physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since September 30, 2005.
## Identity
- **NPI:** 1295722643 (Entity type: Individual)
- **Enumerated:** September 30, 2005
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 12550R (Louisiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8595 PICARDY AVE, #310, Baton Rouge, LA 70809-3670
- **Phone:** (225) 763-4237 · **Fax:** (225) 763-4238
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Privia Medical Group Gulf Coast, PLLC (NPI 1578969465, Houston, TX); Obhg Texas Holdings, P.A. (NPI 1083917769, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Perelman School Of Med At The University Of Pennsylvania, class of 1984
## Record status
- **NPPES last updated:** November 22, 2008
- **Other identifiers:** Medicare UPIN E03461; Medicare PIN 5A870DF49 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1295722643) · Data from the CMS NPPES public registry.