Thaddeus G. Opalach, DO
Psychiatry Physician · Mansfield, TX
Thaddeus G. Opalach, DO is a psychiatry physician with a practice address in Mansfield, Texas, and NPI 1598829707, issued on Dec 21, 2006. Check the license (Texas L8870, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thaddeus G. Opalach
- Credential
- DO
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- L8870 TX
Self-reported in NPPES; status is on the state search - Practice location
- 990 N Walnut Creek Dr, Mansfield, TX 76063
- Phone
- (817) 453-2223
- Enumerated
- Dec 21, 2006
- Record last updated
- Oct 15, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (817) 453-2269
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Also registered at 990 N Walnut Creek Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thaddeus G. Opalach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L8870Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Thaddeus G. Opalach among 3,318 psychiatry physician records in Texas
Thaddeus G. Opalach, DO is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 65% newer
- In a Medicare fileNo · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2009 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Texas
There are 3,318 psychiatry physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,318 in Texas → Every provider in Mansfield → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Adejoke AjaniMansfield, TX 760631447172911
- Jeremiah Brewer, DOMansfield, TX 760631679968697
- Alejandro ChapaMansfield, TX 760631740861301
- Jason Crowley, M.D., M.P.H.Mansfield, TX 760631003261348
- Patrick Rabjohn, MD, PH.DMansfield, TX 760631558400556
- Melissa Baker, MSN, APRN, PMHNP-BCHurst, TX 760531811676869
- Jonas Beyene, M.D.Hurst, TX 760531770015968
- Claire GardnerHurst, TX 760531356906549
Common questions
What is Thaddeus G. Opalach, DO's NPI number?
Thaddeus G. Opalach, DO's National Provider Identifier (NPI) is 1598829707, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thaddeus G. Opalach, DO located?
The NPPES record lists a practice address at 990 N Walnut Creek Dr, Mansfield, TX, 76063. Phone: (817) 453-2223. Providers update this record themselves, so call before visiting.
How can I verify Thaddeus G. Opalach, DO's license?
NPPES lists Texas license number L8870, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.