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RITA MARIA GELSOMINI GRUBER MD
NPI 1770659831
Psychiatry & Neurology - Child & Adolescent Psychiatry in Portsmouth, NH

Active since November 28, 2006PECOS EnrolledAccepts Medicare Assignment
1145 SAGAMORE AVE, SEACOAST MENTAL HEALTH CENTER, PORTSMOUTH, NH 03801(603) 431-6703(603) 433-5078 Get Directions Write a Review

NPPES record last updated: April 22, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Rita Maria Gelsomini Gruber Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RITA MARIA GELSOMINI GRUBER MD (NPI 1770659831) is an individual child & adolescent psychiatry provider in Portsmouth, New Hampshire, licensed in New Hampshire (12257) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Amesbury, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1770659831
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameRITA MARIA GELSOMINI GRUBERCredential: MD
Location Address1145 SAGAMORE AVE, SEACOAST MENTAL HEALTH CENTERPortsmouth, NH 03801-5503
Mailing Address1145 Sagamore Ave, Seacoast Mental Health CenterPortsmouth, NH 03801-5503 · (603) 431-6703 · Fax (603) 433-5078
Phone(603) 431-6703
Fax(603) 433-5078
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateNovember 28, 2006
Last NPPES UpdateApril 22, 2026
NPPES CertifiedApril 22, 2026
✔ NPI 1770659831 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
Licenses✔ Licensed in NH · 12257✔ Licensed in VT · 0420010742✔ Licensed in MA · 258676
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License 12257 (NH)
1145 SAGAMORE AVE, Portsmouth, NH 03801
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Other Names 1

Former Name (1)Rita Maria Gruber Md

Secondary Practice Location 1

Location 124 Morrill Pl Ste 3Amesbury, MA 01913-3530 · Phone (978) 834-8448

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Rita Maria Gelsomini Gruber Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4688644131
PECOS Enrollment IDI20040824000362
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
88 services35 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
81 services30 patients

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HEATH GRAY
Counselor (Mental Health)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MR. PHILIP GIBSON
Social Worker (Clinical)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
RACHEL GARDNER
Counselor
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
ABIGAIL GERBINO
Counselor
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
JULIANA DEFEO
Counselor
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
SEACOAST MENTAL HEALTH CENTER, INC.
Clinic/Center (Mental Health (Including Community Mental Health Center))
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
KRISTY MICHAUD
Case Manager/Care Coordinator
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MARIA BICK LICSW
Social Worker (Clinical)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rita Gelsomini Gruber's NPI number?

The NPI number for Rita Gelsomini Gruber is 1770659831. It was assigned to this individual provider in the NPPES registry on November 28, 2006. The provider is also known as Rita Maria Gruber MD.

Where is Rita Gelsomini Gruber located?

Rita Gelsomini Gruber practices at 1145 Sagamore Ave Seacoast Mental Health Center, Portsmouth, NH 03801. The listed phone number is (603) 431-6703.

What is Rita Gelsomini Gruber's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Rita Gelsomini Gruber enrolled in Medicare?

Yes. Rita Gelsomini Gruber is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Rita Gelsomini Gruber accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Providence Health Plan and WellSense Health Plan list Rita Gelsomini Gruber as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Rita Gelsomini Gruber was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.