Active NPI
Steven W Sullivan, PA-C
- Physician Assistant
- Easton, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physician Assistant
- License
- C0003015
- Practice address
- 499 Idlewild Ave Ste 105
Easton, MD 21601-4049 - Phone
- (855) 527-7246
- Fax
- (866) 229-5063
- NPI assigned
- Feb 26, 2008
- Last updated
- Apr 20, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physician Assistant | 363A00000X | C0003015 | MD | Primary |
Addresses
Primary practice location
499 Idlewild Ave Ste 105
Easton, MD 21601-4049
Mailing address
1600 S. Crain Highway
Suite 401
Glen Burnie, MD 21060
Phone (410) 768-5050
Other practice location 1
1600 Crain Hwy S
Suite 401
Glen Burnie, MD 21061-5577
Phone (410) 768-5050
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 246492 | Other | MD | JHHC |
| 8738246 | Other | MD | AETNA HMO |
| 9630991 | Other | MD | AETNA PPO |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MD, DC
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2004
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
10710 Charter Dr
Suite 300
Columbia, MD 21044-3260
Phone (410) 644-1880
1630 Main St
Chester, MD 21619-2792
Phone (410) 643-3410
2635 Riva Rd
Suite 209
Annapolis, MD 21401-7430
Phone (410) 349-9930
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C0003015 | MD | MD | Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Centers for Advanced Orthopaedics, LLC | Current | Accepting new patients | |
| Anne Arundel Dermatology, LLC | Current | Accepting new patients | |
| Baltimore Washington Emergency Physicians, Inc. | Current | Accepting new patients | |
| Centers for Advanced Orthopaedics, LLC | Current | Accepting new patients | |
| Advanced Pain Management Specialists, LLC | Past | Accepting new patients | |
| Luminis Health Medical Group, LLC | Past | Accepting new patients |
Locations
180 Admiral Cochrane Dr
Ste 430
Annapolis, MD 21401
Phone (410) 263-5439
2635 Riva Rd
Ste 108
Annapolis, MD 21401
Phone (410) 266-5790
1521 Ritchie Hwy
Ste 201
Arnold, MD 21012
Phone (410) 349-9930
4175 N Hanson Ct
Ste 301
Bowie, MD 20716
Phone (301) 805-0190
10710 Charter Dr
Ste 300
Columbia, MD 21044
Phone 4106441880450
1600 Crain Hwy S
Ste 401
Glen Burnie, MD 21061
Phone (410) 768-5050
301 Hospital Dr
Glen Burnie, MD 21061
Phone (410) 787-4565
1185 Imperial Dr
Ste 201
Hagerstown, MD 21740
Phone (443) 351-8376
23000 Moakley St
Ste 206
Leonardtown, MD 20650
Phone (301) 475-5855
Interoperability endpoints
- 32ssullivan@cfaortho.emadirect.md
Organizations & group practices 8
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.
-
- Orthopaedic Surgery Physician
- Olney, MD
- NPI 1487093167
-
dba Clearway Pain Solutions
- Interventional Pain Medicine Physician
- Annapolis, MD
- NPI 1861418220
DC
-
- Dermatology Physician
- Annapolis, MD
- NPI 1063481703
-
- Emergency Medicine Physician
- Glen Burnie, MD
- NPI 1215983853
-
- Durable Medical Equipment & Medical Supplies
- Hanover, MD
- NPI 1760872709
-
- Orthopaedic Surgery Physician
- Gainesville, VA
- NPI 1063393833
-
dba Clearway Pain Solutions
- Clinical Medical Laboratory
- Owings Mills, MD
- NPI 1316315740
-
dba Ortho and Sports Medicine Center
- Orthopaedic Surgery Physician
- Annapolis, MD
- NPI 1780824615
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1203984000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776643200000",
"number": "1215106067",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1600 S. CRAIN HIGHWAY",
"address_2": "SUITE 401",
"city": "GLEN BURNIE",
"state": "MD",
"postal_code": "21060",
"telephone_number": "410-768-5050",
"fax_number": "410-768-7830"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "499 IDLEWILD AVE STE 105",
"city": "EASTON",
"state": "MD",
"postal_code": "216014049",
"telephone_number": "855-527-7246",
"fax_number": "866-229-5063"
}
],
"practiceLocations": [
{
"address_1": "1600 Crain Hwy S",
"address_2": "Suite 401",
"address_purpose": "LOCATION",
"city": "Glen Burnie",
"state": "MD",
"postal_code": "210615577",
"country_code": "US",
"telephone_number": "410-768-5050",
"fax_number": "410-768-7830",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "SULLIVAN",
"first_name": "STEVEN",
"middle_name": "W",
"name_prefix": "Mr.",
"credential": "PA-C",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2008-02-26",
"last_updated": "2026-04-20",
"certification_date": "2026-04-20",
"status": "A"
},
"taxonomies": [
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "MD",
"license": "C0003015",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "JHHC",
"identifier": "246492",
"state": "MD"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA HMO",
"identifier": "8738246",
"state": "MD"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA PPO",
"identifier": "9630991",
"state": "MD"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Easton, MD
- Morgan Taylor Stumpf, LMSW
- Rena Diana Sukhdeo Singh, MD
- Ayoub Suliman, PHARMD
- Antoinette Roth Sullivan, ED.D., LCPC, ACS
- Katie Jo Sullivan, NP
- Sunnyside Recovery, LLC
- Sunrise Counseling - Positive and Caring - It Is Your Time LLC (Sunrise Counseling - Positive and Caring -It Is Your Time)
- Surgery Center of Easton LP
- Susan Knade LLC
- Susan T Forlifer, MD LLC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 20, 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.