Quick answers
- Does Ana M. Rivas-Grajales accept Medicare assignment?
- Yes. Medicare's clinician data says Ana M. Rivas-Grajales 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 Ana M. Rivas-Grajales see?
- In 2024, CMS data shows 28 Original Medicare patients and 89 services for Ana M. Rivas-Grajales. This counts Original Medicare only and measures volume, not quality.
- What is Ana M. Rivas-Grajales's NPI number?
- 1700317666. 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 Ana M. Rivas-Grajales, 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 | 28 |
|---|---|
| Services billed to Medicare | 89 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 61 |
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).
- Depression71%
- High blood pressure68%
- High cholesterol64%
- Anxiety61%
Hospitals where Ana M. Rivas-Grajales works
Medicare's Facility Affiliation Data lists Ana M. Rivas-Grajales at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Boston Medical CenterBoston, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220031
Practice locations
Addresses where Ana M. Rivas-Grajales is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Boston Medical Ctr PlBoston, MA 02118 (617) 414‑5245
- 85 E Newton St, Suite 905Boston, MA 02118 (617) 414‑5245
Group practices
Medicare enrollment lists Ana M. Rivas-Grajales as a member of this group (CMS data updated October 2, 2026).
- Boston University Psychiatry Associates, Inc.106 clinicians in the group
Specialties
- Psychiatryprimary
- Neuropsychiatryalso
Other psychiatrists in Boston
Clinicians with the same Medicare primary specialty in Boston, MA — not a recommendation.
Other clinicians in Boston University Psychiatry Associates, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 (13 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1700317666 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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