KATHRYN M ELGIN M.D.
NPI 1790744837
Obstetrics & Gynecology in Baltimore, MD
About Kathryn M Elgin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHRYN M ELGIN M.D. (NPI 1790744837) is an individual obstetrics & gynecology provider in Baltimore, Maryland, licensed in Maryland (D0053355) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
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 (PECOS)
Kathryn M Elgin M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Kathryn Elgin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Timonium, MD 21093
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1942546486 (Maryland), NPI 1952461816 (District of Columbia), NPI 1366781700 (District of Columbia), NPI 1578638425 (District of Columbia), NPI 1497023188 (District of Columbia), NPI 1073678637 (District of Columbia)
- 1,253 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 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 20
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
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 Kathryn Elgin's NPI number?
The NPI number for Kathryn Elgin is 1790744837. It was assigned to this individual provider in the NPPES registry on March 18, 2006.
Where is Kathryn Elgin located?
Kathryn Elgin practices at 9105 Franklin Square Dr Suite 214, Baltimore, MD 21237. The listed phone number is (410) 931-9144.
What is Kathryn Elgin's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Kathryn Elgin enrolled in Medicare?
Yes. Kathryn Elgin is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Kathryn Elgin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Elgin reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Timonium, MD). The 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 Kathryn Elgin'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 Kathryn Elgin was last updated on May 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Kathryn M Elgin, M.D. · NPI 1790744837
Obstetrics & Gynecology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 18, 2006.
## Identity
- **NPI:** 1790744837 (Entity type: Individual)
- **Enumerated:** March 18, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** D0053355 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9105 FRANKLIN SQUARE DR, SUITE 214, Baltimore, MD 21237-3930
- **Phone:** (410) 931-9144
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1467114207, Timonium, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1790744837) · Data from the CMS NPPES public registry.