DR. EVA ROTTMANN DO
NPI 1487049532
Internal Medicine - Rheumatology in Silver Spring, MD
About Dr. Eva Rottmann Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EVA ROTTMANN DO (NPI 1487049532) is an individual rheumatology provider in Silver Spring, Maryland, licensed in Maryland (H0090993) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Rockville, and is a graduate of Lake Erie Col Of Osteopathic Medicine, Bradenton (2015).
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. Eva Rottmann 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
2Medicare enrollment records show Eva Rottmann reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rockville, MD 20850
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 41 clinicians in this Medicare group
Mifflin, PA 17058
- Reassigned Medicare billing, Pennsylvania enrollment
- 4,429 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 51
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 20904 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Eva Rottmann's NPI number?
The NPI number for Eva Rottmann is 1487049532. It was assigned to this individual provider in the NPPES registry on April 4, 2015.
Where is Eva Rottmann located?
Eva Rottmann practices at 12255 Prosperity Dr Ste 201, Silver Spring, MD 20904. The listed phone number is (301) 942-7600.
What is Eva Rottmann's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Eva Rottmann enrolled in Medicare?
Yes. Eva Rottmann 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 Eva Rottmann's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eva Rottmann reassigns Medicare benefits to 2 organizations: Arthritis And Rheumatism Associates PC (Rockville, MD) and Geisinger Clinic (Mifflin, PA). 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 Eva Rottmann'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 Eva Rottmann was last updated on February 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.