LEANNE RACHELLE DIAS DA SILVA MD
NPI 1689879355
Internal Medicine in Oklahoma City, OK
About Leanne Rachelle Dias Da Silva Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEANNE RACHELLE DIAS DA SILVA MD (NPI 1689879355) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (25788) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of University Of Oklahoma College Of Medicine (2007).
NPPES Registry Identity
Specialties & Licenses
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
Leanne Rachelle Dias Da Silva Md 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
6Medicare enrollment records show Leanne Dias Da Silva reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 975 clinicians in this Medicare group
Guthrie, OK 73044
- Reassigned Medicare billing, Oklahoma enrollment
- 137 clinicians in this Medicare group
Kingfisher, OK 73750
- Reassigned Medicare billing, Oklahoma enrollment
- Also billed through NPI 1285064618 (Oklahoma)
- 44 clinicians in this Medicare group
Watonga, OK 73772
- Reassigned Medicare billing, Oklahoma enrollment
- 39 clinicians in this Medicare group
Healdton, OK 73438
- Reassigned Medicare billing, Oklahoma enrollment
- Also billed through NPI 1578710406 (Oklahoma)
- 37 clinicians in this Medicare group
Tishomingo, OK 73460
- Reassigned Medicare billing, Oklahoma enrollment
- 55 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Oklahoma City, Inc
Acute Care Hospitals · Oklahoma City, OKMercy Hospital Ada
Acute Care Hospitals · Ada, OKMercy Hospital Ardmore, Inc
Acute Care Hospitals · Ardmore, OKOklahoma Heart Hospital, LLC
Acute Care Hospitals · Oklahoma City, OKOklahoma Heart Hospital South, LLC
Acute Care Hospitals · Oklahoma City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73120 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
OKLAHOMA CITY, OK 73120
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 Leanne Dias Da Silva's NPI number?
The NPI number for Leanne Dias Da Silva is 1689879355. It was assigned to this individual provider in the NPPES registry on June 20, 2007.
Where is Leanne Dias Da Silva located?
Leanne Dias Da Silva practices at 4300 W Memorial Rd, Oklahoma City, OK 73120. The listed phone number is (405) 752-3962.
What is Leanne Dias Da Silva's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Leanne Dias Da Silva enrolled in Medicare?
Yes. Leanne Dias Da Silva 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 Leanne Dias Da Silva's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leanne Dias Da Silva reassigns Medicare benefits to 6 organizations: Mercy Clinic Oklahoma Communities (Oklahoma City, OK), Mercy Hospital Logan County, Inc (Guthrie, OK), Mercy Hospital Kingfisher, Inc (Kingfisher, OK), Mercy Hospital Watonga Inc (Watonga, OK), Mercy Hospital Healdton, Inc. (Healdton, OK) and 1 more organization, listed in the Medicare section above. 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 Leanne Dias Da Silva's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Leanne Dias Da Silva accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Leanne Dias Da Silva 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 Leanne Dias Da Silva affiliated with any hospitals?
According to CMS data, Leanne Dias Da Silva is affiliated with Mercy Hospital Oklahoma City, Inc, Mercy Hospital Ada, Mercy Hospital Ardmore, Inc, Oklahoma Heart Hospital, LLC and Oklahoma Heart Hospital South, LLC.
When was this NPI record last updated?
The NPPES record for Leanne Dias Da Silva was last updated on April 28, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Leanne Rachelle Dias Da Silva, MD · NPI 1689879355
Internal Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since June 20, 2007.
## Identity
- **NPI:** 1689879355 (Entity type: Individual)
- **Enumerated:** June 20, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 25788 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 4300 W MEMORIAL RD, Oklahoma City, OK 73120-8304
- **Phone:** (405) 752-3962 · **Fax:** (405) 752-3963
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Mercy Clinic Oklahoma Communities (NPI 1386874550, Oklahoma City, OK); Mercy Hospital Logan County, Inc (NPI 1184905507, Guthrie, OK); Mercy Hospital Kingfisher, Inc (NPI 1083048417, Kingfisher, OK); Mercy Hospital Watonga Inc (NPI 1497017529, Watonga, OK); Mercy Hospital Healdton, Inc. (NPI 1437467388, Healdton, OK); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 2007
## Record status
- **NPPES last updated:** April 28, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1689879355) · Data from the CMS NPPES public registry.