MATTHEW BELZAK
NPI 1538198734
Nurse Anesthetist, Certified Registered in Baltimore, MD
About Matthew Belzak NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW BELZAK (NPI 1538198734) is an individual nurse anesthetist, certified registered in Baltimore, Maryland, licensed in Virginia (0024167314) and active in the NPI registry since July 2006. He is affiliated with Novant Prince William Medical Center and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 2
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
Matthew Belzak 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
5Medicare enrollment records show Matthew Belzak reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Medical System Corporation
- 148 clinicians in this Medicare group
Lanham, MD 20706
- Reassigned Medicare billing, District of Columbia enrollment
- 29 clinicians in this Medicare group
Falls Church, VA 22042
- Reassigned Medicare billing, Virginia enrollment
- 1,217 clinicians in this Medicare group
Fairfax, VA 22033
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- 318 clinicians in this Medicare group
Charlottesville, VA 22902
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- 94 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 5
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.
Novant Prince William Medical Center
Acute Care Hospitals · Manassas, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21237 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
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 Matthew Belzak's NPI number?
The NPI number for Matthew Belzak is 1538198734. It was assigned to this individual provider in the NPPES registry on July 1, 2006.
Where is Matthew Belzak located?
Matthew Belzak practices at 5233 King Ave Ste 208, Baltimore, MD 21237. The listed phone number is (410) 294-6323.
What is Matthew Belzak's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Matthew Belzak enrolled in Medicare?
Yes. Matthew Belzak 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 Matthew Belzak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Belzak reassigns Medicare benefits to 5 organizations: University Of Maryland Medical Center (Baltimore, MD), Greenbelt Anesthesia Associates, LLC (Lanham, MD), American Anesthesiology Of Virginia PC (Falls Church, VA), Inova Cares - Community (Fairfax, VA) and Old Dominion Anesthesia LLC (Charlottesville, VA). 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 Matthew Belzak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Matthew Belzak affiliated with any hospitals?
According to CMS data, Matthew Belzak is affiliated with Novant Prince William Medical Center.
When was this NPI record last updated?
The NPPES record for Matthew Belzak was last updated on July 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Matthew Belzak · NPI 1538198734
Nurse Anesthetist, Certified Registered physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 1, 2006.
## Identity
- **NPI:** 1538198734 (Entity type: Individual)
- **Enumerated:** July 1, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 0024167314 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 5233 KING AVE, STE 208, Baltimore, MD 21237-4003
- **Phone:** (410) 294-6323
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Medical Center (NPI 1760572986, Baltimore, MD); Greenbelt Anesthesia Associates, LLC (NPI 1548216450, Lanham, MD); American Anesthesiology Of Virginia PC (NPI 1417994872, Falls Church, VA); Inova Cares - Community (NPI 1861131906, Fairfax, VA); Old Dominion Anesthesia LLC (NPI 1902248677, Charlottesville, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** July 19, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1538198734) · Data from the CMS NPPES public registry.