Quick answers
- Does Nina Zachariah accept Medicare assignment?
- Medicare's clinician data says Nina Zachariah may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Nina Zachariah see?
- In 2024, CMS data shows 131 Original Medicare patients and 192 services for Nina Zachariah. This counts Original Medicare only and measures volume, not quality.
- What is Nina Zachariah's NPI number?
- 1285610261. 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 Nina Zachariah, 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 | 131 |
|---|---|
| Services billed to Medicare | 192 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (64415)51 services
- Anesthesia for other procedure on top of arm bone and shoulder joint (01630)44 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)24 services
- Anesthesia for other procedure or exam of knee joint using an endoscope (01400)17 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 cholesterol70%
- Arthritis60%
- High blood pressure56%
- Anxiety20%
- Diabetes18%
- Depression15%
Practice locations
Addresses where Nina Zachariah is enrolled with Medicare (CMS data updated October 2, 2026).
- 40 Allied DrDedham, MA 02026 (617) 865‑1110
- 99 Libbey Industrial ParkWeymouth, MA 02189 (781) 331‑0537
Group practices
Medicare enrollment lists Nina Zachariah as a member of these groups (CMS data updated October 2, 2026).
- Capa Anesthesia LLC70 clinicians in the group
- Excel Anesthesia Associates PLLC30 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Dedham
Clinicians with the same Medicare primary specialty in Dedham, MA — not a recommendation.
Other clinicians in Capa Anesthesia LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1285610261 |
| 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