DR. ELIZABETH KILMER PFAFFENROTH M.D.
NPI 1548426927
Internal Medicine - Hematology & Oncology in Largo, MD
About Dr. Elizabeth Kilmer Pfaffenroth M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ELIZABETH KILMER PFAFFENROTH M.D. (NPI 1548426927) is an individual hematology & oncology provider in Largo, Maryland, licensed in Maryland (D0068056) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS and is a graduate of Vanderbilt University School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses
Other Names 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. Elizabeth Kilmer Pfaffenroth 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 Reassignment
Medicare enrollment records show Elizabeth Pfaffenroth reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Suitland, MD 20746
- Reassigned Medicare billing, District of Columbia enrollment
- 2,492 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 20774 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.
LARGO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
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 Elizabeth Pfaffenroth's NPI number?
The NPI number for Elizabeth Pfaffenroth is 1548426927. It was assigned to this individual provider in the NPPES registry on August 5, 2008. The provider is also known as Elizabeth Pfaffenroth Cartwright M.D..
Where is Elizabeth Pfaffenroth located?
Elizabeth Pfaffenroth practices at 1221 Mercantile Ln Kaiser Permanente, Largo, MD 20774. The listed phone number is (301) 618-5500.
What is Elizabeth Pfaffenroth's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Elizabeth Pfaffenroth enrolled in Medicare?
Yes. Elizabeth Pfaffenroth 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 organization bills Medicare for Elizabeth Pfaffenroth's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Pfaffenroth reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Suitland, 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 Elizabeth Pfaffenroth'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 Elizabeth Pfaffenroth was last updated on June 11, 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. Elizabeth Kilmer Pfaffenroth, M.D. · NPI 1548426927
Hematology & Oncology physician in Largo, Maryland. Individual provider, active in the CMS NPPES registry since August 5, 2008.
## Identity
- **NPI:** 1548426927 (Entity type: Individual)
- **Enumerated:** August 5, 2008
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** D0068056 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 MERCANTILE LN, KAISER PERMANENTE, Largo, MD 20774-5374
- **Phone:** (301) 618-5500
## 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:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1730200965, Suitland, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Vanderbilt University School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** June 11, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1548426927) · Data from the CMS NPPES public registry.