Quick answers
- Does Johanna Clowney accept Medicare assignment?
- Yes. Medicare's clinician data says Johanna Clowney 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 Johanna Clowney see?
- In 2024, CMS data shows 181 Original Medicare patients and 223 services for Johanna Clowney. This counts Original Medicare only and measures volume, not quality.
- What is Johanna Clowney's NPI number?
- 1871529933. 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 Johanna Clowney, 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 | 181 |
|---|---|
| Services billed to Medicare | 223 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01938)46 services
- Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of neck or upper back accessed through skin using imaging guidance (01937)25 services
- Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back (00300)24 services
- Anesthesia for nerve block and injection procedure, prone position (01992)23 services
- Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01940)14 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%
- Arthritis75%
- Anxiety36%
- Ischemic heart disease33%
- Depression30%
Practice locations
Addresses where Johanna Clowney is enrolled with Medicare (CMS data updated October 2, 2026).
- 3300 Oak Lawn Ave, Suite 200Dallas, TX 75219 (214) 252‑3501
- 5252 W University Dr, Baylor Medical Center at McKinneyMcKinney, TX 75071 (469) 764‑1000
Group practices
Medicare enrollment lists Johanna Clowney as a member of this group (CMS data updated October 2, 2026).
- Independent Physicians Network PLLC228 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Dallas
Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.
Other clinicians in Independent Physicians Network PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Chicago, Pritzker School Of Medicine |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871529933 |
| 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
- 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