DR. FOTIS GREGORY SOUSLIAN M.D.
NPI 1518159557
Neurological Surgery in Baltimore, MD
About Dr. Fotis Gregory Souslian M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FOTIS GREGORY SOUSLIAN M.D. (NPI 1518159557) is an individual neurological surgery provider in Baltimore, Maryland, licensed in Maryland (D0099701) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and maintains a secondary practice location in Towson.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Fotis Gregory Souslian M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Fotis Souslian reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21215
- Reassigned Medicare billing, Maryland enrollment
- 664 clinicians in this Medicare group
Baltimore, MD 21209
- Reassigned Medicare billing, Maryland enrollment
- 27 clinicians in this Medicare group
Towson, MD 21204
- Reassigned Medicare billing, Maryland enrollment
- 501 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDSinai Hospital Of Baltimore
Acute Care Hospitals · Baltimore, MDCarroll Hospital Center
Acute Care Hospitals · Westminster, MDNorthwest Hospital Center
Acute Care Hospitals · Randallstown, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21215
BALTIMORE, MD 21215
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Fotis Souslian's NPI number?
The NPI number for Fotis Souslian is 1518159557. It was assigned to this individual provider in the NPPES registry on August 14, 2007.
Where is Fotis Souslian located?
Fotis Souslian practices at 2401 W Belvedere Ave, Baltimore, MD 21215. The listed phone number is (410) 601-4417.
What is Fotis Souslian's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Fotis Souslian enrolled in Medicare?
Yes. Fotis Souslian is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Fotis Souslian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Fotis Souslian reassigns Medicare benefits to 3 organizations: Sinai Hospital Of Baltimore Inc (Baltimore, MD), Lifebridge Orthopedic Specialists, LLC (Baltimore, MD) and University Of Maryland St. Joseph Medical Group, LLC (Towson, MD). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Fotis Souslian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Fotis Souslian accept?
Health plans from Select Health list Fotis Souslian as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Fotis Souslian affiliated with any hospitals?
According to CMS data, Fotis Souslian is affiliated with Johns Hopkins Hospital, The, Sinai Hospital Of Baltimore, Carroll Hospital Center and Northwest Hospital Center.
When was this NPI record last updated?
The NPPES record for Fotis Souslian was last updated on September 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Fotis Gregory Souslian, M.D. · NPI 1518159557
Neurological Surgery physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since August 14, 2007.
## Identity
- **NPI:** 1518159557 (Entity type: Individual)
- **Enumerated:** August 14, 2007
- **Primary specialty:** Neurological Surgery · taxonomy 207T00000X
- **State license:** D0099701 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 2401 W BELVEDERE AVE, Baltimore, MD 21215-5216
- **Phone:** (410) 601-4417 · **Fax:** (410) 601-7138
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Sinai Hospital Of Baltimore Inc (NPI 1376568998, Baltimore, MD); Lifebridge Orthopedic Specialists, LLC (NPI 1841696697, Baltimore, MD); University Of Maryland St. Joseph Medical Group, LLC (NPI 1770836785, Towson, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** September 17, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1518159557) · Data from the CMS NPPES public registry.