John Mark Janes, MD
Psychiatry Physician · Lufkin, TX
John Mark Janes, MD is a psychiatry physician with a practice address in Lufkin, Texas, and NPI 1497813224, issued on Dec 5, 2006. Check the license (Texas H8939, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Mark Janes
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- H8939 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2001 S Medford Dr, Lufkin, TX 75901
- Phone
- (936) 633-5676
- Enumerated
- Dec 5, 2006
- Record last updated
- Jan 31, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 102257604 TX
- Medicare enrollment
- Enrolled (PECOS I20040412000280); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Also registered at 2001 S Medford Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Deana Abdel-Reheim, MDPsychiatry Physician1467696591
- Rebecca BallMental Health Counselor1295181444
- Jordan BridgesProfessional Counselor1013374149
- Sarah CastilloProfessional Counselor1740618164
- Megan ColeClinical Social Worker1427496934
- Lori CoonProfessional Counselor1932557089
Verify John Mark Janes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H8939Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
74 Medicare Part D claims for 15 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate Er14 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: $20.95
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Community Health Centers OF South Central Texas, Inc.Gonzales, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Mark Janes among 3,318 psychiatry physician records in Texas
John Mark Janes, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 65% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1989 · median 2006 among the 1,481 with a school on file
- Record last updated2014 · 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 Lufkin → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Deana Abdel-Reheim, MDLufkin, TX 759011467696591
- Grace Kang, DOLufkin, TX 759011528563574
- David Larned, MDLufkin, TX 759011487712212
- Rebekah Koch, M.D.Lufkin, TX 759041417119603
- Teresa Timmons, M.D.Lufkin, TX 759041679587182
- Shyam Vyas, MDNacogdoches, TX 759651992850184
- Brad Brazeal, MDPalestine, TX 758011265415640
- Mark Hill, M.D.Palestine, TX 758011952831778
Common questions
What is John Mark Janes, MD's NPI number?
John Mark Janes, MD's National Provider Identifier (NPI) is 1497813224, issued on Dec 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Mark Janes, MD located?
The NPPES record lists a practice address at 2001 S Medford Dr, Lufkin, TX, 75901. Phone: (936) 633-5676. Providers update this record themselves, so call before visiting.
How can I verify John Mark Janes, MD's license?
NPPES lists Texas license number H8939, 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 John Mark Janes, MD prescribe under Medicare Part D?
In 2024, John Mark Janes, MD had 74 Medicare Part D claims for 15 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.