Active NPI
Julia Ernst, MD, PHD
- Ophthalmology Physician
- Burlington, MA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Ophthalmology Physician
- License
- 1023058
- Practice address
- 41 Mall Rd
Burlington, MA 01805-1552 - Phone
- (781) 744-8000
- NPI assigned
- May 25, 2021
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Ophthalmology Physician | 207W00000X | 1023058 | MA | Primary |
Addresses
Primary practice location
41 Mall Rd
Burlington, MA 01805-1552
Mailing address
41 Mall Rd
Burlington, MA 01805-0001
Other practice location 1
Unm School Of Medicine Msc08 4720 1 Unm
Albuquerque, NM 87131-1552
Phone (505) 272-2321
Other practice location 2
800 Washington St # 450
Boston, MA 02111-1552
Phone (617) 636-4600
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA
- 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
- Ophthalmology
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Lahey Clinic Inc
Practice addresses (Care Compare)
1 Essex Ctr Dr
Peabody, MA 01960-2901
Phone (978) 538-4000
29 Mall Rd
Burlington, MA 01805-0001
41 Mall Rd
Burlington, MA 01805-0001
Hospital & facility affiliations
- Lahey Hospital & Medical Center, Burlington
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Doctor of Philosophy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lahey Clinic, Inc. | Current | Accepting new patients | |
| Lahey Clinic, Inc | Current | Accepting new patients |
Locations
31 Mall Rd
Burlington, MA 01803
Phone (781) 744-3753
41 Mall Rd
Burlington, MA 01805
Phone (781) 744-8400
Organizations & group practices 2
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.
-
- Internal Medicine Physician
- Peabody, MA
- NPI 1063447316
-
- Internal Medicine Physician
- Burlington, MA
- NPI 1538194980
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Burlington, MA
- NPI 1558392563
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1621900800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745193600000",
"number": "1588239271",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "41 MALL RD",
"city": "BURLINGTON",
"state": "MA",
"postal_code": "018050001"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "41 MALL RD",
"city": "BURLINGTON",
"state": "MA",
"postal_code": "018051552",
"telephone_number": "781-744-8000"
}
],
"practiceLocations": [
{
"address_1": "Unm School Of Medicine Msc08 4720 1 Unm",
"address_purpose": "LOCATION",
"city": "Albuquerque",
"state": "NM",
"postal_code": "871311552",
"country_code": "US",
"telephone_number": "505-272-2321",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "800 Washington St # 450",
"address_purpose": "LOCATION",
"city": "Boston",
"state": "MA",
"postal_code": "021111552",
"country_code": "US",
"telephone_number": "617-636-4600",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ERNST",
"first_name": "JULIA",
"name_prefix": "Dr.",
"credential": "MD, PHD",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2021-05-25",
"last_updated": "2025-04-21",
"certification_date": "2025-04-21",
"status": "A"
},
"taxonomies": [
{
"code": "207W00000X",
"taxonomy_group": "",
"desc": "Ophthalmology",
"state": "MA",
"license": "1023058",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Burlington, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 21, 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.