NPPES file of Aug 9, 2026

Dallas Diederich, PA-C

Physician Assistant · Flint, TX

Dallas Diederich, PA-C is a physician assistant with a practice address in Flint, Texas, and NPI 1982729216, issued on Mar 19, 2007. Check the license (Texas PA00509, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982729216
Name
Dallas Diederich
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA00509 TX
Self-reported in NPPES; status is on the state search
Practice location
20208 State Highway 155 S, Flint, TX 75762
Phone
(903) 825-6222
Enumerated
Mar 19, 2007
Record last updated
Aug 7, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid IDs
202460603 TX
202460602 TX
202460601 TX
202460604 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 20208 State Highway 155 S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amy Delleney, PAPhysician Assistant1356465421
  2. Alan Eli, MDFamily Medicine Physician1700850393
  3. Ronald Gilbert, NP-CNurse Practitioner1780345553
  4. Cheryl Henderson, FNPFamily Nurse Practitioner1043201304
  5. Ronnie Nash, PAMedical Physician Assistant1790073435

Verify Dallas Diederich in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license PA00509
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

96% fewer Medicare Part D claims than the average physician assistant in 2024

31 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Dallas Diederich31
  2. Specialty average830

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Dallas Diederich among 10,999 physician assistant records in Texas

Dallas Diederich, PA-C is one of 10,999 physician assistant records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 14% of them.

  • NPI issued2007 · 14% of these records are older, 80% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2015 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 physician assistant records list a practice address in Flint

They are 2 of the 85 NPPES records with a practice address in Flint, and 10,999 physician assistant records in Texas.

The 8 physician assistant records with the nearest ZIP codes

  1. Amy Delleney, PAFlint, TX 757621356465421
  2. Gerald Norman, PA-CCushing, TX 757601821080037
  3. Karlie Cason, PA-CChandler, TX 757581427294867
  4. Katie Hamilton, PA-CJacksonville, TX 757661710319272
  5. Adriana Sanders, PAJacksonville, TX 757661811698806
  6. Colby Pair, PA-CBullard, TX 757571609282433
  7. Judy Niell, PA-CLindale, TX 757711295865533
  8. Elizabeth Wilson, PACLindale, TX 757711174765895

Common questions

What is Dallas Diederich, PA-C's NPI number?

Dallas Diederich, PA-C's National Provider Identifier (NPI) is 1982729216, issued on Mar 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Dallas Diederich, PA-C located?

The NPPES record lists a practice address at 20208 State Highway 155 S, Flint, TX, 75762. Phone: (903) 825-6222. Providers update this record themselves, so call before visiting.

How can I verify Dallas Diederich, PA-C's license?

NPPES lists Texas license number PA00509, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Dallas Diederich, PA-C prescribe under Medicare Part D?

In 2024, Dallas Diederich, PA-C had 31 Medicare Part D claims; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.