Active NPI
Cory Greguske, DO
- Anesthesiology Physician
- Brighton, MA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 25MB12089300
- Practice address
- 736 Cambridge St
Brighton, MA 02135-2907 - Phone
- (617) 789-3000
- NPI assigned
- Jul 1, 2020
- Last updated
- Jul 14, 2025
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | 25MB12089300 | NJ | Primary |
| Anesthesiology Physician | 207L00000X | 284858 | MA |
Addresses
Primary practice location
736 Cambridge St
Brighton, MA 02135-2907
Mailing address
457 Cambridge St Apt 2
Allston, MA 02134-2023
Phone (414) 861-4742
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NM, CA, NJ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- Midwestern University, Chicago College of Osteopathic Med, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
4311 E Lohman Ave
Las Cruces, NM 88011-8255
Phone (575) 556-7455
6501 Coyle Ave
Carmichael, CA 95608-0306
Phone (916) 851-2884
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 25MB12089300 | NJ | MD | Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Las Cruces HB Medical Services LLC | Current | Accepting new patients | |
| Rutgers Health-RWJ Pediatric Critical Care | Current | Accepting new patients | |
| Metropolitan Anesthesia Consultants, Inc | Anesthesiology | Past | Accepting new patients |
Locations
1 Rwj Pl
New Brunswick, NJ 08901
Phone (732) 235-7887
4311 E Lohman Ave
Las Cruces, NM 88011
Phone (505) 556-6800
4351 E Lohman Ave
Ste 102
Las Cruces, NM 88011
Phone (575) 532-3300
Organizations & group practices 4
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba MountainView Regional Medical Center
- Emergency Medicine Physician
- Las Cruces, NM
- NPI 1598446171
-
- Anesthesiology Physician
- Carmichael, CA
- NPI 1184671372
-
- Family Medicine Physician
- New Brunswick, NJ
- NPI 1780766527
-
- Anesthesiology Physician
- Sacramento, CA
- NPI 1861449423
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Mercy San Juan Medical Center
- General Acute Care Hospital
- Carmichael, CA
- NPI 1972541498
-
dba Mountainview Regional Medical Center
- General Acute Care Hospital
- Las Cruces, NM
- NPI 1205882503
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1593561600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1752451200000",
"number": "1508483959",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "457 CAMBRIDGE ST APT 2",
"city": "ALLSTON",
"state": "MA",
"postal_code": "021342023",
"telephone_number": "414-861-4742"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "736 CAMBRIDGE ST",
"city": "BRIGHTON",
"state": "MA",
"postal_code": "021352907",
"telephone_number": "617-789-3000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GREGUSKE",
"first_name": "CORY",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2020-07-01",
"last_updated": "2025-07-14",
"certification_date": "2025-07-14",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "NJ",
"license": "25MB12089300",
"primary": true
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MA",
"license": "284858",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Brighton, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 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.