GLEN J HESSINGER M.D.
NPI 1982605788
Anesthesiology in Rockville, MD
About Glen J Hessinger M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GLEN J HESSINGER M.D. (NPI 1982605788) is an individual anesthesiology provider in Rockville, Maryland, licensed in Maryland (D0047063) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with University Of Md St Joseph Medical Center, and is a graduate of Temple University School Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses
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
Glen J Hessinger 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
2Medicare enrollment records show Glen Hessinger reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, MD 21046
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 717 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
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of MD St Joseph Medical Center
Acute Care Hospitals · Towson, MDMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Glen Hessinger's NPI number?
The NPI number for Glen Hessinger is 1982605788. It was assigned to this individual provider in the NPPES registry on August 3, 2005.
Where is Glen Hessinger located?
Glen Hessinger practices at 14820 Physicians Ln 242, Rockville, MD 20850. The listed phone number is (301) 838-9606.
What is Glen Hessinger's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Glen Hessinger enrolled in Medicare?
Yes. Glen Hessinger 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 Glen Hessinger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Glen Hessinger reassigns Medicare benefits to 2 organizations: First Colonies Anesthesia Associates, LLC (Columbia, 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 Glen Hessinger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Glen Hessinger affiliated with any hospitals?
According to CMS data, Glen Hessinger is affiliated with University Of MD St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Glen Hessinger was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Glen J Hessinger, M.D. · NPI 1982605788
Anesthesiology physician in Rockville, Maryland. Individual provider, active in the CMS NPPES registry since August 3, 2005.
## Identity
- **NPI:** 1982605788 (Entity type: Individual)
- **Enumerated:** August 3, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D0047063 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 14820 PHYSICIANS LN, 242, Rockville, MD 20850-3945
- **Phone:** (301) 838-9606
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): First Colonies Anesthesia Associates, LLC (NPI 1740218767, Columbia, MD); University Of Maryland St. Joseph Medical Group, LLC (NPI 1770836785, Towson, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Temple University School Of Medicine, class of 1993
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1982605788) · Data from the CMS NPPES public registry.