KAREN H. KWAK DO
NPI 1720136740
Family Medicine in Halethorpe, MD
About Karen H. Kwak Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN H. KWAK DO (NPI 1720136740) is an individual family medicine provider in Halethorpe, Maryland, licensed in Maryland (H0072647) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
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
Karen H. Kwak Do 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 Karen Kwak reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Halethorpe, MD 21227
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1417294984 (Maryland), NPI 1073678637 (District of Columbia)
- 701 clinicians in this Medicare group
Danville, PA 17822
- Reassigned Medicare billing, Maryland enrollment
- 19 clinicians in this Medicare group
Atlanta, GA 30305
- Reassigned Medicare billing, Georgia enrollment
- 1,389 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21227 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.
HALETHORPE, MD 21227
HALETHORPE, MD 21227
HALETHORPE, MD 21227
HALETHORPE, MD 21227
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 Karen Kwak's NPI number?
The NPI number for Karen Kwak is 1720136740. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is Karen Kwak located?
Karen Kwak practices at 1701 Twin Springs Rd, Halethorpe, MD 21227. The listed phone number is (410) 737-5000.
What is Karen Kwak's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Karen Kwak enrolled in Medicare?
Yes. Karen Kwak 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 Karen Kwak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Kwak reassigns Medicare benefits to 3 organizations: Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Halethorpe, MD), Geisinger Clinic (Danville, PA) and The Southeast Permanente Medical Group (Atlanta, GA). 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 Karen Kwak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karen Kwak accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Karen Kwak 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.
When was this NPI record last updated?
The NPPES record for Karen Kwak was last updated on June 1, 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.
# Karen H. Kwak, DO · NPI 1720136740
Family Medicine physician in Halethorpe, Maryland. Individual provider, active in the CMS NPPES registry since January 8, 2007.
## Identity
- **NPI:** 1720136740 (Entity type: Individual)
- **Enumerated:** January 8, 2007
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** H0072647 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1701 TWIN SPRINGS RD, Halethorpe, MD 21227-3553
- **Phone:** (410) 737-5000
## 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): Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1942546486, Halethorpe, MD); Geisinger Clinic (NPI 1558313023, Danville, PA); The Southeast Permanente Medical Group (NPI 1245266956, Atlanta, GA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** June 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1720136740) · Data from the CMS NPPES public registry.