Quick answers
- Does Mary Z. Blackburn accept Medicare assignment?
- Yes. Medicare's clinician data says Mary Z. Blackburn 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 Mary Z. Blackburn see?
- In 2024, CMS data shows 173 Original Medicare patients and 782 services for Mary Z. Blackburn. This counts Original Medicare only and measures volume, not quality.
- What is Mary Z. Blackburn's NPI number?
- 1699930628. 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 Mary Z. Blackburn, 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 | 173 |
|---|---|
| Services billed to Medicare | 782 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 81 |
Most frequent services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)300 services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)243 services
- Advance care planning, first 30 minutes (99497)156 services
- Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes (99345)28 services
- Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes (99344)20 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%
- Alzheimer's disease or dementia74%
- High cholesterol64%
- Depression61%
- Anxiety59%
- Arthritis50%
Practice locations
Addresses where Mary Z. Blackburn is enrolled with Medicare (CMS data updated October 2, 2026).
- 1373 N Ave C, Elgin Nursing and Rehabilitation CeElgin, TX 78621 (512) 840‑1158
- 208 Bella Colinas DrAustin, TX 78738 (512) 840‑1158
- 5301 Duval RdAustin, TX 78727 (512) 840‑1158
Group practices
Medicare enrollment lists Mary Z. Blackburn as a member of these groups (CMS data updated October 2, 2026).
- Jason Martin Medical Consulting LLC53 clinicians in the group
- Aco Jason Martin Medical Consulting28 clinicians in the group
Specialties
Find other clinicians: Certified Clinical Nurse Specialist (CNS), Texas →
Other clinical nurse specialists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Other clinicians in Jason Martin Medical Consulting LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNS |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699930628 |
| 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