NPPES file of Aug 9, 2026

Matthew S. Opalach, DO

Family Medicine Physician · Arlington, TX

Matthew S. Opalach, DO is a family medicine physician with a practice address in Arlington, Texas, and NPI 1316164403, issued on Apr 19, 2007. Check the license (Texas M5421, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316164403
Name
Matthew Opalach
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
M5421 TX
Self-reported in NPPES; status is on the state search
Practice location
3215 Omega Dr, Arlington, TX 76014
Phone
(817) 468-1818
Enumerated
Apr 19, 2007
Record last updated
Jul 3, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080819000425); accepts Medicare assignment
Medical or professional school
University Of North Texas Hsc, College Of Osteopathic Med, 2005
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.
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Also registered at 3215 Omega Dr

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

  1. Rajesh Padmanabhan, M.D.Surgery Physician1962517516
  2. Siddhartha Rath, M.D.Surgery Physician1255541504
  3. Roland Siegler, MDFamily Medicine Physician1306832761
  4. Steve Siegler, MDFamily Medicine Physician1366439739

Verify Matthew Opalach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M5421
    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.

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50% more Medicare Part D claims than the average family medicine physician in 2024

5,318 Medicare Part D claims for 404 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 159 claims were for opioids.

  1. Matthew Opalach5,318
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium256 claims
  2. Rosuvastatin Calcium211 claims
  3. Amlodipine Besylate199 claims
  4. Levothyroxine Sodium195 claims
  5. Lisinopril132 claims
  6. Losartan Potassium132 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.

Industry payments in 2024: $988.87

56 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. Matthew Opalach$988.87
  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. Questcare Medical Clinics PLLCBurleson, TX

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

117 family medicine physician records list a practice address in Arlington

They are 117 of the 5,219 NPPES records with a practice address in Arlington, 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 Matthew S. Opalach, DO's NPI number?

Matthew S. Opalach, DO's National Provider Identifier (NPI) is 1316164403, issued on Apr 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Matthew S. Opalach, DO located?

The NPPES record lists a practice address at 3215 Omega Dr, Arlington, TX, 76014. Phone: (817) 468-1818. Providers update this record themselves, so call before visiting.

How can I verify Matthew S. Opalach, DO's license?

NPPES lists Texas license number M5421, 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 Matthew S. Opalach, DO prescribe under Medicare Part D?

In 2024, Matthew S. Opalach, DO had 5,318 Medicare Part D claims for 404 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.