NPPES file of Aug 9, 2026

Douglas Frederick Johnston, DO

Family Medicine Physician · Tyler, TX

Douglas Frederick Johnston, DO is a family medicine physician with a practice address in Tyler, Texas, and NPI 1083641559, issued on Jun 28, 2006. Check the license (Texas L7432, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083641559
Name
Douglas Frederick Johnston
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
L7432 TX
Self-reported in NPPES; status is on the state search
Practice location
6210 S Broadway Ave, Tyler, TX 75703
Phone
(903) 579-2700
Enumerated
Jun 28, 2006
Record last updated
Jan 3, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(903) 534-9463
Medicare enrollment
Enrolled (PECOS I20100215000764); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 6210 S Broadway Ave

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

  1. Anna Fenton, NPNurse Practitioner1003588963
  2. Lauren Hornell, MDFamily Medicine Physician1235167586
  3. Amy Huff, FNPFamily Nurse Practitioner1669642088
  4. Paul Kyser, MDFamily Medicine Physician1124339437
  5. Nancy McRae-Vogler, M.D.Pediatrics Physician1649364241
  6. Tracy Rodriguez, NPNurse Practitioner1497424832

Verify Douglas Frederick Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L7432
    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
Open 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.

2.5 times the Medicare Part D claims of the average family medicine physician in 2024

8,851 Medicare Part D claims for 646 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 155 claims were for opioids.

  1. Douglas Johnston8,851
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium533 claims
  2. Amlodipine Besylate419 claims
  3. Levothyroxine Sodium315 claims
  4. Losartan Potassium244 claims
  5. Gabapentin213 claims
  6. Metformin Hcl209 claims

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.

The MIPS final score for 2023 (Medicare payment program): 97.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $542.28

39 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Douglas Johnston$542.28
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Etmc Physician Group, Inc.Tyler, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

119 family medicine physician records list a practice address in Tyler

They are 119 of the 5,531 NPPES records with a practice address in Tyler, and 11,119 family medicine physician records in Texas.

Other family medicine physician records in Texas

  1. Srinivasa Aaluri, MDEl Paso, TX1265566509
  2. Maira Aamir, MDShenandoah, TX1932660859
  3. Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
  4. So Abad, MDWichita Falls, TX1184624694
  5. Yoseph AbadiRichardson, TX1700742640
  6. Marcus Abadie, M.D.Athens, TX1104821107
  7. Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
  8. Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
  9. Ahmad Abazid, M.DRichardson, TX1013238401
  10. Syed Abbas, M.D.Houston, TX1821267477

Common questions

What is Douglas Frederick Johnston, DO's NPI number?

Douglas Frederick Johnston, DO's National Provider Identifier (NPI) is 1083641559, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Frederick Johnston, DO located?

The NPPES record lists a practice address at 6210 S Broadway Ave, Tyler, TX, 75703. Phone: (903) 579-2700. Providers update this record themselves, so call before visiting.

How can I verify Douglas Frederick Johnston, DO's license?

NPPES lists Texas license number L7432, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Douglas Frederick Johnston, DO prescribe under Medicare Part D?

In 2024, Douglas Frederick Johnston, DO had 8,851 Medicare Part D claims for 646 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Douglas Frederick Johnston, DO's MIPS final score?

The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.