Active NPI
Steven Bailey Allen, MD
- Nuclear Medicine Physician
- Springfield, MA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nuclear Medicine Physician
- License
- 150054
- Practice address
- 271 Carew St
Springfield, MA 01104-2377 - Phone
- (413) 748-9000
- NPI assigned
- Feb 13, 2006
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nuclear Medicine Physician | 207U00000X | 150054 | MA | Primary |
| Diagnostic Radiology Physician | 2085R0202X | 150054 | MA |
Addresses
Primary practice location
271 Carew St
Springfield, MA 01104-2377
Mailing address
113 Hunters Greene Cir
Agawam, MA 01001-3684
Phone (416) 786-3803
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA, CT
- 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
- Diagnostic Radiology
- Education
- Geisel School of Medicine at Dartmouth, 1987
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
100 Wason Ave
Suite 120
Springfield, MA 01107-1179
Phone (413) 241-2100
113 Elm St
Suite 206
Enfield, CT 06082-3738
Phone (860) 741-2177
115 W Silver St
Westfield, MA 01085-3678
Phone (413) 568-2811
164 High St
Greenfield, MA 01301-2613
Phone (413) 773-2674
21 Dwight Rd
Suite 102
Longmeadow, MA 01106-1765
Phone (413) 827-7400
325 B King St
Northampton, MA 01060-2370
Phone (413) 387-4100
40 Wright St
Palmer, MA 01069-1138
Phone (413) 284-5241
470 Granby Rd
E5
South Hadley, MA 01075-3218
Phone (413) 794-2195
759 Chestnut St
Springfield, MA 01107-1619
Phone (413) 827-7400
Hospital & facility affiliations
- Baystate Medical Center
- Baystate Noble Hospital
- Baystate Franklin Medical Center
- Baystate Wing Hospital
- Holyoke Medical Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 75 of 100
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Radiology & Imaging, Inc. | Diagnostic Radiology | Current | Accepting new patients |
| Franklin MRI Center LLC | Current | Accepting new patients | |
| Franklin MRI Center LLC | Current | Accepting new patients | |
| Radiology Associates of Hartford PLLC | Nuclear Medicine | Past | Accepting new patients |
| Providence Diagnostic Imaging, Inc. | Diagnostic Radiology | Past | Accepting new patients |
Locations
113 Elm St
Ste 206
Enfield, CT 06082
Phone (860) 741-2177
294 N Main St
East Longmeadow, MA 01028
Phone (413) 525-3958
470 Granby Rd
South Hadley, MA 01075
Phone (413) 533-3926
2 Medical Center Dr
Springfield, MA 01107
Phone (413) 781-5735
125 Liberty St
Springfield, MA 01103
Phone (413) 301-7797
2150 Main St
Ste 102
Springfield, MA 01104
Phone (413) 733-2495
759 Chestnut St
Springfield, MA 01107
Phone (413) 794-6297
1350 Main St
Ste 1007
Springfield, MA 01103
Phone (413) 495-1129
2527 Cranberry Hwy
Wareham, MA 02571
Phone (508) 295-5556
Organizations & group practices 5
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.
-
- Magnetic Resonance Imaging (MRI) Clinic/Center
- Palmer, MA
- NPI 1194479097
-
- Magnetic Resonance Imaging (MRI) Clinic/Center
- Greenfield, MA
- NPI 1417191727
-
- Diagnostic Radiology Physician
- Springfield, MA
- NPI 1609978170
-
- Diagnostic Radiology Physician
- Hartford, CT
- NPI 1942234893
Nuclear Medicine
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Greenfield, MA
- NPI 1508867391
-
- General Acute Care Hospital
- Springfield, MA
- NPI 1487655064
-
- General Acute Care Hospital
- Westfield, MA
- NPI 1700816048
-
- General Acute Care Hospital
- Palmer, MA
- NPI 1962410233
-
- General Acute Care Hospital
- Holyoke, MA
- NPI 1750395737
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1139788800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1831162452",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "113 HUNTERS GREENE CIR",
"city": "AGAWAM",
"state": "MA",
"postal_code": "010013684",
"telephone_number": "416-786-3803"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "271 CAREW ST",
"city": "SPRINGFIELD",
"state": "MA",
"postal_code": "011042377",
"telephone_number": "413-748-9000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ALLEN",
"first_name": "STEVEN",
"middle_name": "BAILEY",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-02-13",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207U00000X",
"taxonomy_group": "",
"desc": "Nuclear Medicine",
"state": "MA",
"license": "150054",
"primary": true
},
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "MA",
"license": "150054",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Springfield, MA
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.