Physician Profile
Unclaimed ProfileAbout WALLIS
Based in San Marcos, TX, Jack Wesley Wallis, MD is listed in the NPI registry under family practice. Jack is also listed as specialising in family medicine and family medicine — sports medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Wallis?
Dr. Wallis is a family practice in San Marcos, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
What is Dr. Wallis's address?
Dr. Wallis is listed at 2108 HUNTER RD SUITE 116, San Marcos, TX 78666. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Wallis?
The number on file is (512) 754-7700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Wallis?
Dr. Wallis's National Provider Identifier is 1962484733. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Wallis train?
Dr. Wallis attended Other, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Wallis have?
Dr. Wallis has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Wallis perform?
According to Medicare billing data, Dr. Wallis provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Wallis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wallis. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (512) 754-7700
- Email not available
Practice Locations
2108 HUNTER RD SUITE 116
San Marcos, TX 78666
Procedures Most Often Billed to Medicare
908 services · 672 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
50 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
46 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
360 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
188 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
173 |
| Administration of influenza virus vaccine | Billing code | G0008 |
47 |
| Urinalysis, manual test | Lab test | 81002 |
18 |
| Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment | Billing code | G0402 |
13 |
| Hemoglobin a1c level | Lab test | 83036 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family practices at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family practices in San Marcos 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1980 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in TX who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.