DR. MEHWISH KARIM D.O.
NPI 1073891545
Emergency Medicine in Gaithersburg, MD
About Dr. Mehwish Karim D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MEHWISH KARIM D.O. (NPI 1073891545) is an individual emergency medicine provider in Gaithersburg, Maryland, licensed in Maryland (H0079975) and active in the NPI registry since August 2011. She is enrolled in Medicare PECOS, maintains a secondary practice location in Olney, and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2011).
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. Mehwish Karim D.o. 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 Mehwish Karim reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Gaithersburg, MD 20879
- Reassigned Medicare billing, District of Columbia enrollment
- 2,492 clinicians in this Medicare group
Reston, VA 20190
- Reassigned Medicare billing, District of Columbia enrollment
- 1,150 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, Maryland enrollment
- 300 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20879 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.
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
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 Mehwish Karim's NPI number?
The NPI number for Mehwish Karim is 1073891545. It was assigned to this individual provider in the NPPES registry on August 1, 2011.
Where is Mehwish Karim located?
Mehwish Karim practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (202) 940-5315.
What is Mehwish Karim's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mehwish Karim enrolled in Medicare?
Yes. Mehwish Karim 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 Mehwish Karim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mehwish Karim reassigns Medicare benefits to 3 organizations: Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Gaithersburg, MD), Emergency Medicine Associates P.A., P.C. (Reston, VA) and Whc Physician Group LLC (Washington, DC). 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 Mehwish Karim'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 Mehwish Karim was last updated on June 27, 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. Mehwish Karim, D.O. · NPI 1073891545
Emergency Medicine physician in Gaithersburg, Maryland. Individual provider, active in the CMS NPPES registry since August 1, 2011.
## Identity
- **NPI:** 1073891545 (Entity type: Individual)
- **Enumerated:** August 1, 2011
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** H0079975 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 655 WATKINS MILL RD, Gaithersburg, MD 20879-3301
- **Phone:** (202) 940-5315
## 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 1831471713, Gaithersburg, MD); Emergency Medicine Associates P.A., P.C. (NPI 1811852148, Reston, VA); Whc Physician Group LLC (NPI 1700154226, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York College Of Osteo Medicine Of New York Institute Of Technology, class of 2011
## Record status
- **NPPES last updated:** June 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1073891545) · Data from the CMS NPPES public registry.