SADIK MOHAMED SHAREF MD
NPI 1649408394
Internal Medicine - Nephrology in Denton, TX
About Sadik Mohamed Sharef Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SADIK MOHAMED SHAREF MD (NPI 1649408394) is an individual nephrology provider in Denton, Texas, licensed in Texas (V5130) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with North Texas Medical Center, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 5
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
Sadik Mohamed Sharef 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
7Medicare enrollment records show Sadik Sharef reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Flower Mound, TX 75028
- Reassigned Medicare billing, Texas enrollment
- 27 clinicians in this Medicare group
Warsaw, NY 14569
- Reassigned Medicare billing, New York enrollment
- 1,030 clinicians in this Medicare group
Batavia, NY 14020
- Reassigned Medicare billing, New York enrollment
- 782 clinicians in this Medicare group
Rochester, NY 14623
- Reassigned Medicare billing, New York enrollment
- 2,285 clinicians in this Medicare group
Clifton Springs, NY 14432
- Reassigned Medicare billing, New York enrollment
- 872 clinicians in this Medicare group
Newark, NY 14513
- Reassigned Medicare billing, New York enrollment
- 679 clinicians in this Medicare group
Rutland, VT 05701
- Reassigned Medicare billing, Vermont enrollment
- 76 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 6
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Texas Medical Center
Acute Care Hospitals · Gainesville, TXMedical City Denton
Acute Care Hospitals · Denton, TXTexas Health Presbyterian Hospital Denton
Acute Care Hospitals · Denton, TXThe Heart Hospital Baylor Denton
Acute Care Hospitals · Denton, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 76210 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DENTON, TX 76210
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 Sadik Sharef's NPI number?
The NPI number for Sadik Sharef is 1649408394. It was assigned to this individual provider in the NPPES registry on July 1, 2009.
Where is Sadik Sharef located?
Sadik Sharef practices at 3315 Colorado Blvd Ste 102, Denton, TX 76210. The listed phone number is (940) 320-1708.
What is Sadik Sharef's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Sadik Sharef enrolled in Medicare?
Yes. Sadik Sharef 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 Sadik Sharef's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sadik Sharef reassigns Medicare benefits to 7 organizations: North Texas Kidney Disease Associates (Flower Mound, TX), Western New York Medical Practice PC (Warsaw, NY), United Memorial Medical Center (Batavia, NY), Rochester General Hospital (Rochester, NY), Clifton Springs Sanitarium Co (Clifton Springs, NY) and 2 more organizations, 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 Sadik Sharef's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sadik Sharef accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Sadik Sharef 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 Sadik Sharef affiliated with any hospitals?
According to CMS data, Sadik Sharef is affiliated with North Texas Medical Center, Medical City Denton, Texas Health Presbyterian Hospital Denton and The Heart Hospital Baylor Denton.
When was this NPI record last updated?
The NPPES record for Sadik Sharef was last updated on January 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Sadik Mohamed Sharef, MD · NPI 1649408394
Nephrology physician in Denton, Texas. Individual provider, active in the CMS NPPES registry since July 1, 2009.
## Identity
- **NPI:** 1649408394 (Entity type: Individual)
- **Enumerated:** July 1, 2009
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** V5130 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 3315 COLORADO BLVD STE 102, Denton, TX 76210-6885
- **Phone:** (940) 320-1708 · **Fax:** (940) 565-5457
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): North Texas Kidney Disease Associates (NPI 1063871440, Flower Mound, TX); Western New York Medical Practice PC (NPI 1306214689, Warsaw, NY); United Memorial Medical Center (NPI 1508260704, Batavia, NY); Rochester General Hospital (NPI 1174990303, Rochester, NY); Clifton Springs Sanitarium Co (NPI 1366505463, Clifton Springs, NY); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** January 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1649408394) · Data from the CMS NPPES public registry.