DR. GREGORY AUGUST KUZMIK MD
NPI 1922444371
Neurological Surgery in San Francisco, CA
About Dr. Gregory August Kuzmik Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGORY AUGUST KUZMIK MD (NPI 1922444371) is an individual neurological surgery provider in San Francisco, California, licensed in Connecticut (67453) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in New Haven, and is a graduate of Yale University School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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. Gregory August Kuzmik Md 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 Gregory Kuzmik reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 745 clinicians in this Medicare group
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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 10
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 Gregory Kuzmik's NPI number?
The NPI number for Gregory Kuzmik is 1922444371. It was assigned to this individual provider in the NPPES registry on May 13, 2013.
Where is Gregory Kuzmik located?
Gregory Kuzmik practices at 400 Parnassus Ave # A303, San Francisco, CA 94143. The listed phone number is (415) 353-2739.
What is Gregory Kuzmik's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Gregory Kuzmik enrolled in Medicare?
Yes. Gregory Kuzmik 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 Gregory Kuzmik's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Kuzmik reassigns Medicare benefits to 2 organizations: The Hospital Of Central Connecticut At New Britain General And Bradley (New Britain, CT) and Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT). 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 Gregory Kuzmik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gregory Kuzmik was last updated on June 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Gregory August Kuzmik, MD · NPI 1922444371
Neurological Surgery physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since May 13, 2013.
## Identity
- **NPI:** 1922444371 (Entity type: Individual)
- **Enumerated:** May 13, 2013
- **Primary specialty:** Neurological Surgery · taxonomy 207T00000X
- **State license:** 67453 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 400 PARNASSUS AVE # A303, San Francisco, CA 94143-2202
- **Phone:** (415) 353-2739
## 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): The Hospital Of Central Connecticut At New Britain General And Bradley (NPI 1053477075, New Britain, CT); Hartford Healthcare Medical Group Specialists, PLLC (NPI 1023584216, Hartford, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** June 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1922444371) · Data from the CMS NPPES public registry.