Quick answers
- Does Shanna L. Treanor accept Medicare assignment?
- Yes. Medicare's clinician data says Shanna L. Treanor 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 Shanna L. Treanor see?
- In 2024, CMS data shows 371 Original Medicare patients and 2,284 services for Shanna L. Treanor. This counts Original Medicare only and measures volume, not quality.
- What is Shanna L. Treanor's NPI number?
- 1700895018. 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 Shanna L. Treanor, 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 | 371 |
|---|---|
| Services billed to Medicare | 2,284 |
| Different services or procedures | 73 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)690 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)450 services
- Destruction of precancer skin growth, 1 growth (17000)255 services
- Destruction of skin growth, 1-14 growths (17110)162 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)88 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%
- Arthritis50%
- Ischemic heart disease34%
- Diabetes28%
- Chronic kidney disease19%
Practice locations
Addresses where Shanna L. Treanor is enrolled with Medicare (CMS data updated October 2, 2026).
- 5101 Commerce Dr, Suite 101Bakersfield, CA 93309 (661) 327‑3756
Group practices
Medicare enrollment lists Shanna L. Treanor as a member of this group (CMS data updated October 2, 2026).
- Jeffrey J Crowley MD Inc4 clinicians in the group
Specialties
- Pediatric Medicineprimary
- Dermatologyalso
Other pediatricians in Bakersfield
Clinicians with the same Medicare primary specialty in Bakersfield, CA — not a recommendation.
Other clinicians in Jeffrey J Crowley MD Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Howard University College Of Medicine |
| Graduation year | 1998 (28 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700895018 |
| 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