Mary Lynn Wyant, MD
Psychiatry Physician · Grapevine, TX
Mary Lynn Wyant, MD is a psychiatry physician with a practice address in Grapevine, Texas, and NPI 1558488635, issued on Mar 23, 2007. Check the license (Texas J0735, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mary Lynn Wyant
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- J0735 TX
Self-reported in NPPES; status is on the state search - Practice location
- 315 W Wall St Ste 100, Grapevine, TX 76051
- Phone
- (817) 410-2600
- Enumerated
- Mar 23, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (817) 488-6452
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Verify Mary Lynn Wyant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J0735Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average psychiatry physician in 2024
117 Medicare Part D claims for 11 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Sertraline Hcl16 claims
- Zolpidem Tartrate16 claims
- Lithium Carbonate12 claims
- Trazodone Hcl12 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.
Mary Lynn Wyant among 3,318 psychiatry physician records in Texas
Mary Lynn Wyant, MD 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. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 51% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2007 · 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.
All 3,318 in Texas → Every provider in Grapevine → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Cherye Callegan, M.D.Grapevine, TX 760511518065739
- Judith Kane, M.D.Grapevine, TX 760511790837466
- Howard Lagrone, MD, PHDGrapevine, TX 760511225249998
- Gary Malone, M.D.Grapevine, TX 760511992741193
- James Montgomery, MDGrapevine, TX 760511861469603
- Nicole Nguyen, MDGrapevine, TX 760511063918449
- Omotayo Onanuga, MDGrapevine, TX 760511518989474
- Tanya Zielinski, MDGrapevine, TX 760511376683292
Common questions
What is Mary Lynn Wyant, MD's NPI number?
Mary Lynn Wyant, MD's National Provider Identifier (NPI) is 1558488635, issued on Mar 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lynn Wyant, MD located?
The NPPES record lists a practice address at 315 W Wall St Ste 100, Grapevine, TX, 76051. Phone: (817) 410-2600. Providers update this record themselves, so call before visiting.
How can I verify Mary Lynn Wyant, MD's license?
NPPES lists Texas license number J0735, 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 Mary Lynn Wyant, MD prescribe under Medicare Part D?
In 2024, Mary Lynn Wyant, MD had 117 Medicare Part D claims for 11 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.