PETER JOHN BERGQUIST M.D.
NPI 1962792440
Radiology - Diagnostic Radiology in Baltimore, MD
About Peter John Bergquist M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PETER JOHN BERGQUIST M.D. (NPI 1962792440) is an individual diagnostic radiology provider in Baltimore, Maryland, licensed in Maryland (D0080746) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Medstar Saint Mary's Hospital, and is a graduate of Georgetown University School Of Medicine (2011).
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
Peter John Bergquist 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
5Medicare enrollment records show Peter Bergquist reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21239
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 3,530 clinicians in this Medicare group
Timonium, MD 21093
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 156 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 178 clinicians in this Medicare group
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia enrollment
- 861 clinicians in this Medicare group
Hollywood, MD 20636
- Reassigned Medicare billing, Maryland enrollment
- 307 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 20
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Saint Mary's Hospital
Acute Care Hospitals · Leonardtown, MDCalverthealth Medical Center
Acute Care Hospitals · Prince Frederick, MDMedstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Peter Bergquist's NPI number?
The NPI number for Peter Bergquist is 1962792440. It was assigned to this individual provider in the NPPES registry on April 18, 2011.
Where is Peter Bergquist located?
Peter Bergquist practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-8667.
What is Peter Bergquist's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Peter Bergquist enrolled in Medicare?
Yes. Peter Bergquist 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 Peter Bergquist's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Bergquist reassigns Medicare benefits to 5 organizations: Medstar Medical Group II LLC (Baltimore, MD), Physician Imaging Of Washington Hospital Center, LLC (Timonium, MD), Medstar Medical Group Radiology, LLC (Washington, DC), Mgmc LLC (Washington, DC) and Medstar Medical Group - Southern Maryland LLC (Hollywood, 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 Peter Bergquist's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Peter Bergquist affiliated with any hospitals?
According to CMS data, Peter Bergquist is affiliated with Medstar Saint Mary's Hospital, Calverthealth Medical Center and Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Peter Bergquist was last updated on July 6, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Peter John Bergquist, M.D. · NPI 1962792440
Diagnostic Radiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since April 18, 2011.
## Identity
- **NPI:** 1962792440 (Entity type: Individual)
- **Enumerated:** April 18, 2011
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** D0080746 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1544
- **Phone:** (410) 328-8667
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); Physician Imaging Of Washington Hospital Center, LLC (NPI 1790211811, Timonium, MD); Medstar Medical Group Radiology, LLC (NPI 1326450156, Washington, DC); Mgmc LLC (NPI 1316949654, Washington, DC); Medstar Medical Group - Southern Maryland LLC (NPI 1831592211, Hollywood, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** July 6, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1962792440) · Data from the CMS NPPES public registry.