Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Mary Jo Montanarella, M.D

Obstetrics & Gynecology Physician in Manchester, NH · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1043294564

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Registry record

Entity type Individual (Type 1)

Name Dr. Mary Jo Montanarella

Credential M.D

Sex Female

Practice address Manchester, NH, 03103

Phone (603) 624-1638

Fax (603) 624-1972

Enumeration date Nov 30, 2005

Last updated in NPPES Oct 1, 2013

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 8358 (NH) Primary

207VG0400X Gynecology Physician Allopathic & Osteopathic Physicians · License 8358 (NH) Secondary

207VX0000X Obstetrics Physician Allopathic & Osteopathic Physicians · License 8358 (NH) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
165135	Other	NH	BLUE CHOICE/HMO BLUE/INDE
2950237	Other	NH	HMO(QUALITY POS, US ACCES
0702141	Other	-	DIRECT ACCESS
141852219	Other	NH	UNITED HEALTHCARE
2755	Other	NH	HEALTHSOURCE
3072647	Medicaid	NH	-
141852219	Other	NH	CIGNA
0105135Y0NH01	Other	NH	ANTHEM
141852219	Other	NH	HCVM
759308	Other	NH	TUFTS
E55310	Other	NH	HARVARD PILGRIM
NX1984	Other	NH	PTAN
141852219	Other	NH	UNICARE
141852219	Other	NH	ONE HEALTH PLAN
141852219	Other	NH	PHCS

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Mary Jo Montanarella?

The National Provider Identifier (NPI) for Mary Jo Montanarella is 1043294564, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Jo Montanarella practice?

The practice location on file with NPPES is in Manchester, NH. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-10-01.