Marissa Avolio, MD
NPI 1386902724 · Pediatric Endocrinology Physician · Manchester, NH
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Avolio, MD is a Pediatric Endocrinology Physician provider in Manchester, NH (NPI 1386902724).
Provider details
- NPI number
- 1386902724
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 112429 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 755 Washington StBoston, MA 02111-1520Phone: (617) 636-5335
- 800 Washington StBoston, MA 02111Phone: (617) 636-5000Fax: (617) 636-8391
- 755 Washington StBoston, MA 02111-1520Phone: (617) 636-5335
Registry dates
- Enumerated
- 2012-04-23
- Last updated
- 2025-12-09
- Certified
- 2025-12-09
Frequently asked questions
- What is Marissa Avolio's NPI number?
- Marissa Avolio's National Provider Identifier (NPI) is 1386902724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Avolio's specialty?
- Marissa Avolio is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Avolio located?
- Marissa Avolio's practice location on file with NPPES is 100 Hitchcock Way, Manchester, NH 03104-4125.
- What is Marissa Avolio's phone number?
- The practice phone number listed in the NPPES registry for Marissa Avolio is (603) 695-2500.
- Does Marissa Avolio accept Medicare?
- Marissa Avolio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Avolio's NPI active?
- Yes — Marissa Avolio's NPI (1386902724) is active in the NPPES registry as of the last update on 2025-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.