Quick answers
- Does Shelby R. Tieken accept Medicare assignment?
- Yes. Medicare's clinician data says Shelby R. Tieken accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Shelby R. Tieken see?
- In 2024, CMS data shows 41 Original Medicare patients and 55 services for Shelby R. Tieken. This counts Original Medicare only and measures volume, not quality.
- What is Shelby R. Tieken's NPI number?
- 1255924064. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Shelby R. Tieken, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 41 |
|---|---|
| Services billed to Medicare | 55 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Critical care, first 30-74 minutes (99291)41 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Ischemic heart disease51%
- Heart failure51%
- Arthritis49%
Hospitals where Shelby R. Tieken works
Medicare's Facility Affiliation Data lists Shelby R. Tieken at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Methodist Southlake Medical CenterSouthlake, TX · Acute Care Hospital · Emergency services: listed by Medicare · CCN 670132
Practice locations
Addresses where Shelby R. Tieken is enrolled with Medicare (CMS data updated October 2, 2026).
- 1500 S Main StFort Worth, TX 76104 (817) 702‑1166
- 1500 S Main St, Fl 2Fort Worth, TX 76104 (817) 702‑3000
- 221 W Colorado Blvd, Suite 525Dallas, TX 75208
Group practices
Medicare enrollment lists Shelby R. Tieken as a member of these groups (CMS data updated October 2, 2026).
- Acclaim Physician Group Inc519 clinicians in the group
- Dallas Pulmonary and Critical Care PA182 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Fort Worth
Clinicians with the same Medicare primary specialty in Fort Worth, TX — not a recommendation.
Other clinicians in Acclaim Physician Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255924064 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians