Quick answers
- Does Marianne Blair accept Medicare assignment?
- Yes. Medicare's clinician data says Marianne Blair 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 Marianne Blair see?
- In 2024, CMS data shows 20 Original Medicare patients and 22 services for Marianne Blair. This counts Original Medicare only and measures volume, not quality.
- What is Marianne Blair's NPI number?
- 1356854350. 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 Marianne Blair, 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 | 20 |
|---|---|
| Services billed to Medicare | 22 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)12 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%
- Arthritis65%
- Ischemic heart disease65%
- Heart failure65%
- Anxiety55%
Practice locations
Addresses where Marianne Blair is enrolled with Medicare (CMS data updated October 2, 2026).
- 100 Abbeyville RdLancaster, PA 17603 (212) 734‑6621
- 1507 S Tuttle AveSarasota, FL 34239 (212) 734‑6621
- 25 E Lindsley RdCedar Grove, NJ 07009 (212) 734‑6621
Group practices
Medicare enrollment lists Marianne Blair as a member of these groups (CMS data updated October 2, 2026).
- Daniel Funsch Jr MD PC156 clinicians in the group
- Ivy Medical Group PLLC118 clinicians in the group
- Dr Rebman Medical PA93 clinicians in the group
- Lumina Care Medical NJ LLC65 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Lancaster
Clinicians with the same Medicare primary specialty in Lancaster, PA — not a recommendation.
Other clinicians in Daniel Funsch Jr MD PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356854350 |
| 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