DAVID D MOYER DIENER MD
NPI 1942294756
Emergency Medicine - Emergency Medical Services in Harlingen, TX
About David D Moyer Diener Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID D MOYER DIENER MD (NPI 1942294756) is an individual emergency medical services provider in Harlingen, Texas, licensed in Texas (L8848) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Sentara Rmh Medical Center, and is a graduate of Baylor College Of Medicine (2000).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
David D Moyer Diener 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
2Medicare enrollment records show David Moyer Diener reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Culpeper, VA 22701
- Reassigned Medicare billing, Virginia enrollment
- 1,294 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, Virginia enrollment
- 158 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sentara Rmh Medical Center
Acute Care Hospitals · Harrisonburg, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78550 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.
HARLINGEN, TX 78550
HARLINGEN, TX 78550
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 Moyer Diener's NPI number?
The NPI number for David Moyer Diener is 1942294756. It was assigned to this individual provider in the NPPES registry on September 7, 2005.
Where is David Moyer Diener located?
David Moyer Diener practices at 2101 Pease St, Harlingen, TX 78550. The listed phone number is (956) 389-1100.
What is David Moyer Diener's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.
Is David Moyer Diener enrolled in Medicare?
Yes. David Moyer Diener 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 Moyer Diener's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Moyer Diener reassigns Medicare benefits to 2 organizations: Emergency Medicine Associates P.A., P.C. (Culpeper, VA) and Mep Health, LLC (Rockville, MD). 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 Moyer Diener's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Moyer Diener affiliated with any hospitals?
According to CMS data, David Moyer Diener is affiliated with Sentara Rmh Medical Center.
When was this NPI record last updated?
The NPPES record for David Moyer Diener was last updated on July 8, 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.
# David D Moyer Diener, MD · NPI 1942294756
Emergency Medical Services physician in Harlingen, Texas. Individual provider, active in the CMS NPPES registry since September 7, 2005.
## Identity
- **NPI:** 1942294756 (Entity type: Individual)
- **Enumerated:** September 7, 2005
- **Primary specialty:** Emergency Medicine - Emergency Medical Services · taxonomy 207PE0004X
- **State license:** L8848 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 2101 PEASE ST, Harlingen, TX 78550-8307
- **Phone:** (956) 389-1100
## 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): Emergency Medicine Associates P.A., P.C. (NPI 1881559102, Culpeper, VA); Mep Health, LLC (NPI 1164483558, Rockville, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2000
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare ID-Type Unspecified 8D4025 (TX); Medicare UPIN I15253
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Source: [NPI Profile](https://npiprofile.com/npi/1942294756) · Data from the CMS NPPES public registry.