NPI age
19 years
Enumerated 2007-04-06
● Active
Type 1 · Individual
Mark Mason, MD
Mason is 1 of 2 independent medical examiner providers in San Antonio and 1 of 22 in Texas.
Primary specialty
Independent Medical Examiner
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-02-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 22 active independent medical examiner providers in Texas.
NPI age
19 years
↑ 4 yr above median (14 yr)
State licenses
1 state
0% of peers hold multiple states
Subspecialties
0
4% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-04Enumerated in NPPES
2007
2026
Where they practice
Practice location
3453 Hwy 35, Suite 110
San Antonio, TX 78219
Mailing address
720 Cool Springs Blvd, Suite 300
Franklin, TN 370672626
Specialties
-
Independent Medical Examiner PrimaryA special evaluator not involved with the medical care of the individual examinee that impartially evaluates the care being provided by other practitioners to clarify clinical, disability, liability or other case issues.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.