Active NPI
Michael Stephen Massey
- Anesthesiology Physician
- Pittsburgh, PA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- MD483560
- Practice address
- 3471 Fifth Ave
Kaufmann BLDG 4TH FLR Suite 402
Pittsburgh, PA 15213-3215 - Phone
- (412) 692-4540
- NPI assigned
- Mar 26, 2019
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | A200978 | CA | |
| Anesthesiology Physician | 207L00000X | MD483560 | PA | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
3471 Fifth Ave
Kaufmann BLDG 4TH FLR Suite 402
Pittsburgh, PA 15213-3215
Mailing address
3600 Forbes Ave Ste 140
Pittsburgh, PA 15213-3410
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | UPMChospitals@upmcdirect.com |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, CA
- 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
- Anesthesiology
- Education
- University of Maryland School of Medicine, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2801 Atlantic Ave
Long Beach, CA 90806-1701
Phone (562) 933-5437
2880 Atlantic Ave
Suite 160
Long Beach, CA 90806-1715
Phone (562) 453-3814
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 80.94 of 100
- Quality
- 61.89
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 74.58
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A200978 | CA | MD | Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of Pittsburgh Physicians | Current | Accepting new patients | |
| Cep America - Anesthesia, PC | Anesthesiology | Current | Accepting new patients |
| University of Pittsburgh Physicians | Current | Accepting new patients | |
| University of Pittsburgh Physicians | Anesthesiology | Current | Accepting new patients |
| Cep America - Anesthesia PC | Anesthesiology | Current | Accepting new patients |
| Cep America - Anesthesia PC | Anesthesiology | Current | Accepting new patients |
| California Anesthesia Associates Medical Group, Inc. | Anesthesiology | Current | Accepting new patients |
Locations
24451 Health Center Dr
#104
Laguna Hills, CA 92653
2880 Atlantic Ave
Ste 160
Long Beach, CA 90806
Phone (562) 453-3814
2801 Atlantic Ave
Long Beach, CA 90806
Phone (310) 933-2000
1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423
26357 McBean Pkwy
Ste 100
Valencia, CA 91355
Phone (661) 799-8300
2 Hot Metal St
#One
Pittsburgh, PA 15203
Phone (412) 432-5864
3600 Forbes Ave
Ste 140
Pittsburgh, PA 15213
815 Freeport Rd
Pittsburgh, PA 15215
Phone (412) 784-4000
3471 5th Ave
Ste 402
Pittsburgh, PA 15213
Phone (412) 692-4528
Interoperability endpoints
- mmassey908547@direct.memorialcare.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.
-
- Anesthesiology Physician
- Long Beach, CA
- NPI 1457399933
-
- Anesthesiology Physician
- Walnut Creek, CA
- NPI 1790401438
-
- Gastroenterology Physician
- Pittsburgh, PA
- NPI 1619935004
-
- Anesthesiology Physician
- Langhorne, PA
- NPI 1093678229
-
dba UPP Department of Anesthesiology
- Anesthesiology Physician
- Pittsburgh, PA
- NPI 1033125455
-
- Diagnostic Radiology Physician
- Pittsburgh, PA
- NPI 1285692699
-
- Anesthesiology Physician
- Santa Clarita, CA
- NPI 1205693058
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Long Beach, CA
- NPI 1962442012
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1553558400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759881600000",
"number": "1568923308",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3600 FORBES AVE STE 140",
"city": "PITTSBURGH",
"state": "PA",
"postal_code": "152133410"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3471 FIFTH AVE",
"address_2": "KAUFMANN BLDG 4TH FLR SUITE 402",
"city": "PITTSBURGH",
"state": "PA",
"postal_code": "152133215",
"telephone_number": "412-692-4540"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MASSEY",
"first_name": "MICHAEL",
"middle_name": "STEPHEN",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2019-03-26",
"last_updated": "2025-10-08",
"certification_date": "2025-10-08",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CA",
"license": "A200978",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "PA",
"license": "MD483560",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "UPMChospitals@upmcdirect.com",
"affiliation": "N",
"address_1": "600 Grant St Fl 58",
"city": "Pittsburgh",
"state": "PA",
"country_code": "US",
"postal_code": "152192739",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Pittsburgh, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 8, 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.