Active NPI
Hayley Elizabeth Roberts, MD
- Obstetrics & Gynecology Physician
- Portland, ME
National Provider Identifier
1235633413
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- MD28082
- Practice address
- 887 Congress St
Portland, ME 04102-3100 - Phone
- (207) 771-5549
- Fax
- (207) 771-7834
- NPI assigned
- Mar 21, 2018
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 1013777 | MA | |
| Obstetrics & Gynecology Physician | 207V00000X | 042-0016076 | VT | |
| Obstetrics & Gynecology Physician | 207V00000X | MD28082 | ME | Primary |
Addresses
Primary practice location
887 Congress St
Portland, ME 04102-3100
Mailing address
887 Congress St
Portland, ME 04102-3100
Phone (207) 771-5549
Other names 1
- Hayley Elizabeth Pierce
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA, ME
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Other, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905
300 Professional Dr
Scarborough, ME 04074-8897
887 Congress St
Suite 200
Portland, ME 04102-3166
Phone (207) 771-5549
Hospital & facility affiliations
- 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
Merit-based Incentive Payment System (MIPS)
- Final score
- 91.27 of 100
- Quality
- 77.51
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 76.72
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
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cambridge Public Health Commission | Current | Accepting new patients | |
| Mainehealth | Current | Accepting new patients | |
| Mainehealth | Current | Accepting new patients | |
| Mainehealth | Current | Accepting new patients | |
| Mainehealth | Past | Accepting new patients | |
| Mainehealth | Past | Accepting new patients | |
| Mainehealth | Obstetrics & Gynecology | Past | Accepting new patients |
Locations
1493 Cambridge St
Cambridge, MA 02139
Phone (617) 665-1185
103 Garland St
Everett, MA 02149
Phone (617) 381-7150
454 Broadway
Revere, MA 02151
Phone (617) 389-4666
22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179
887 Congress St
Portland, ME 04102
Phone (207) 662-5522
887 Congress St
Ste 200
Portland, ME 04102
Phone (207) 771-5549
300 Professional Dr
Ste 2A
Scarborough, ME 04074
Phone (207) 771-5549
Interoperability endpoints
- hroberts717080@direct.mmc.mainehealth.org
Organizations & group practices 7
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.
-
- Psychiatric Hospital
- Westbrook, ME
- NPI 1790265502
-
- General Acute Care Hospital
- Cambridge, MA
- NPI 1932313228
-
- Community/Retail Pharmacy
- Portland, ME
- NPI 1013868181
-
- Cardiovascular Disease Physician
- Portland, ME
- NPI 1346428745
-
- Clinic/Center
- Portland, ME
- NPI 1487346722
-
- General Acute Care Hospital
- Portland, ME
- NPI 1760436216
Hospital & facility affiliations 36
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Scarborough, ME
- NPI 1053647024
-
- General Acute Care Hospital
- Portland, ME
- NPI 1346267879
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1521590400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755216000000",
"number": "1235633413",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "887 CONGRESS ST",
"city": "PORTLAND",
"state": "ME",
"postal_code": "041023100",
"telephone_number": "207-771-5549",
"fax_number": "207-771-7834"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "887 CONGRESS ST",
"city": "PORTLAND",
"state": "ME",
"postal_code": "041023100",
"telephone_number": "207-771-5549",
"fax_number": "207-771-7834"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ROBERTS",
"first_name": "HAYLEY",
"middle_name": "ELIZABETH",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2018-03-21",
"last_updated": "2025-08-15",
"certification_date": "2024-08-05",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "MA",
"license": "1013777",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "VT",
"license": "042-0016076",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "ME",
"license": "MD28082",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "HAYLEY",
"last_name": "PIERCE",
"middle_name": "ELIZABETH",
"code": "1",
"type": "Former Name"
}
]
}Other providers in Portland, ME
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 15, 2025; 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.