Active NPI
Marni B. Madnick, M.D.
- Obstetrics & Gynecology Physician
- North Conway, NH
National Provider Identifier
1831178615
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- 11924
- Practice address
- 2977 White Mountain Hwy
North Conway, NH 03860-5111 - Phone
- (603) 356-9355
- Fax
- (603) 356-8843
- NPI assigned
- Jan 11, 2006
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 11924 | NH | Primary |
Addresses
Primary practice location
2977 White Mountain Hwy
North Conway, NH 03860-5111
Mailing address
PO Box 2190
North Conway, NH 03860-2190
Phone (603) 356-9355
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 30203629 | Medicaid | NH |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NH
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), 1999
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
3073 White Mountain Hwy
North Conway, NH 03860-7101
Phone (603) 356-5461
Hospital & facility affiliations
- Memorial Hospital, the
- Mainehealth Maine Medical Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 97.93 of 100
- Quality
- 83.31
- Promoting interoperability
- 100
- Improvement activities
- 40
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of the uterus | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 11924 | NH | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Memorial Hospital | Current | Accepting new patients | |
| Memorial Hospital | Obstetrics & Gynecology | Current | Accepting new patients |
| Memorial Hospital | Current | Accepting new patients |
Locations
3073 White Mountain Hwy
North Conway, NH 03860
Phone (603) 356-5472
Interoperability endpoints
- mmadnick184469@direct.mmc.mainehealth.org
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Critical Access Hospital
- North Conway, NH
- NPI 1700864709
-
- Medicare Defined Swing Bed Hospital Unit
- North Conway, NH
- NPI 1942361985
Hospital & facility affiliations 41
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- North Conway, NH
- NPI 1700864709
-
- Endocrinology, Diabetes & Metabolism Physician
- North Conway, NH
- NPI 1629060926
Hospital
-
- General Acute Care Hospital
- Scarborough, ME
- NPI 1053647024
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1136937600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1831178615",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 2190",
"city": "NORTH CONWAY",
"state": "NH",
"postal_code": "038602190",
"telephone_number": "603-356-9355",
"fax_number": "603-356-8843"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2977 WHITE MOUNTAIN HWY",
"city": "NORTH CONWAY",
"state": "NH",
"postal_code": "038605111",
"telephone_number": "603-356-9355",
"fax_number": "603-356-8843"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MADNICK",
"first_name": "MARNI",
"middle_name": "B.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-01-11",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "NH",
"license": "11924",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "30203629",
"state": "NH"
}
],
"endpoints": [],
"other_names": []
}Other providers in North Conway, NH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.