DR. DAVID JAMES MENDELSON M.D.
NPI 1295793610
Emergency Medicine in Dallas, TX
About Dr. David James Mendelson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID JAMES MENDELSON M.D. (NPI 1295793610) is an individual emergency medicine provider in Dallas, Texas, licensed in Washington (MD61005307) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Shannon Medical Center, and is a graduate of Other (1990).
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
Dr. David James Mendelson M.d. 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
9Medicare enrollment records show David Mendelson reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75204
- Reassigned Medicare billing, Texas enrollment
- 59 clinicians in this Medicare group
Sunnyvale, TX 75182
- Reassigned Medicare billing, Texas enrollment
- 44 clinicians in this Medicare group
Frisco, TX 75034
- Reassigned Medicare billing, Texas enrollment
- 35 clinicians in this Medicare group
Granbury, TX 76048
- Reassigned Medicare billing, Texas enrollment
- 123 clinicians in this Medicare group
Killeen, TX 76549
- Reassigned Medicare billing, Texas enrollment
- 214 clinicians in this Medicare group
Lawton, OK 73505
- Reassigned Medicare billing, Oklahoma enrollment
- 41 clinicians in this Medicare group
Norman, OK 73071
- Reassigned Medicare billing, Oklahoma enrollment
- 418 clinicians in this Medicare group
Springhill, LA 71075
- Reassigned Medicare billing, Louisiana enrollment
- 68 clinicians in this Medicare group
Arlington, WA 98223
- Reassigned Medicare billing, Washington enrollment
- 519 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Shannon Medical Center
Acute Care Hospitals · San Angelo, TXLake Granbury Medical Center
Acute Care Hospitals · Granbury, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75246 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.
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.
DALLAS, TX 75246
DALLAS, TX 75246
DALLAS, TX 75246
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 David Mendelson's NPI number?
The NPI number for David Mendelson is 1295793610. It was assigned to this individual provider in the NPPES registry on May 3, 2006.
Where is David Mendelson located?
David Mendelson practices at 3500 Gaston Ave, Dallas, TX 75246. The listed phone number is (214) 820-2501.
What is David Mendelson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is David Mendelson enrolled in Medicare?
Yes. David Mendelson 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 David Mendelson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Mendelson reassigns Medicare benefits to 9 organizations: Innovative Emergency Physicians Of Uptown (Dallas, TX), Ray Hubbard Emergency Physicians PLLC (Sunnyvale, TX), Innovative Emergency Physicians Of Frisco, PA (Frisco, TX), Lake Granbury Hospital-Based Professional Services (Granbury, TX), Emergency Associates Of Central Texas PA (Killeen, TX) and 4 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 David Mendelson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Mendelson accept?
Health plans from Blue Cross and Blue Shield of Texas list David Mendelson 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 David Mendelson affiliated with any hospitals?
According to CMS data, David Mendelson is affiliated with Shannon Medical Center and Lake Granbury Medical Center.
When was this NPI record last updated?
The NPPES record for David Mendelson was last updated on May 31, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. David James Mendelson, M.D. · NPI 1295793610
Emergency Medicine physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since May 3, 2006.
## Identity
- **NPI:** 1295793610 (Entity type: Individual)
- **Enumerated:** May 3, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD61005307 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 3500 GASTON AVE, Dallas, TX 75246-2096
- **Phone:** (214) 820-2501 · **Fax:** (214) 820-4618
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Innovative Emergency Physicians Of Uptown (NPI 1144098690, Dallas, TX); Ray Hubbard Emergency Physicians PLLC (NPI 1629145362, Sunnyvale, TX); Innovative Emergency Physicians Of Frisco, PA (NPI 1871832188, Frisco, TX); Lake Granbury Hospital-Based Professional Services (NPI 1689443467, Granbury, TX); Emergency Associates Of Central Texas PA (NPI 1215418280, Killeen, TX); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1990
## Record status
- **NPPES last updated:** May 31, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1295793610) · Data from the CMS NPPES public registry.