DR. DIANE MARY SINCLAIR M.D.
NPI 1528196771
Internal Medicine in New Orleans, LA
About Dr. Diane Mary Sinclair M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DIANE MARY SINCLAIR M.D. (NPI 1528196771) is an individual internal medicine provider in New Orleans, Louisiana, licensed in Louisiana (MD.023228) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Diane Mary Sinclair M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Diane Sinclair reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Orleans, LA 70122
- Reassigned Medicare billing, Louisiana enrollment
- 127 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 931 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70148 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW ORLEANS, LA 70148
NEW ORLEANS, LA 70148
NEW ORLEANS, LA 70148
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 Diane Sinclair's NPI number?
The NPI number for Diane Sinclair is 1528196771. It was assigned to this individual provider in the NPPES registry on March 1, 2007.
Where is Diane Sinclair located?
Diane Sinclair practices at 2000 Lakeshore Dr Hpc 137A, New Orleans, LA 70148. The listed phone number is (504) 280-6387.
What is Diane Sinclair's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Diane Sinclair enrolled in Medicare?
Yes. Diane Sinclair is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Diane Sinclair's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Sinclair reassigns Medicare benefits to 2 organizations: Marillac Community Health Centers (New Orleans, LA) and Louisiana State University School Of Medicine In New Orleans Faculty G (New Orleans, LA). 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 Diane Sinclair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Diane Sinclair was last updated on July 24, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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. Diane Mary Sinclair, M.D. · NPI 1528196771
Internal Medicine physician in New Orleans, Louisiana. Individual provider, active in the CMS NPPES registry since March 1, 2007.
## Identity
- **NPI:** 1528196771 (Entity type: Individual)
- **Enumerated:** March 1, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD.023228 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2000 LAKESHORE DR, HPC 137A, New Orleans, LA 70148-0001
- **Phone:** (504) 280-6387 · **Fax:** (504) 280-5405
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Marillac Community Health Centers (NPI 1346659927, New Orleans, LA); Louisiana State University School Of Medicine In New Orleans Faculty G (NPI 1477582526, New Orleans, LA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 24, 2007
- **Other identifiers:** Medicare UPIN H 12949
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Source: [NPI Profile](https://npiprofile.com/npi/1528196771) · Data from the CMS NPPES public registry.