EMILY KATIE LO M.D.
NPI 1396188538
Internal Medicine in Washington, DC
About Emily Katie Lo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EMILY KATIE LO M.D. (NPI 1396188538) is an individual internal medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (MD044046) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Temple Hills, and is a graduate of Warren Alpert Medical School Of Brown University (2013).
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 (PECOS)
Emily Katie Lo M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Emily Lo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, DC 20037
- Reassigned Medicare billing, District of Columbia enrollment
- 1,275 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 20037 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.
WASHINGTON, DC 20037
WASHINGTON, DC 20037
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 Emily Lo's NPI number?
The NPI number for Emily Lo is 1396188538. It was assigned to this individual provider in the NPPES registry on April 8, 2013.
Where is Emily Lo located?
Emily Lo practices at 2300 M St NW, Washington, DC 20037. The listed phone number is (202) 741-2222.
What is Emily Lo's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Emily Lo enrolled in Medicare?
Yes. Emily Lo is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Emily Lo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Emily Lo reassigns Medicare benefits to Medical Faculty Associates, Inc (Washington, DC). 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 Emily Lo'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 Emily Lo was last updated on February 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Emily Katie Lo, M.D. · NPI 1396188538
Internal Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since April 8, 2013.
## Identity
- **NPI:** 1396188538 (Entity type: Individual)
- **Enumerated:** April 8, 2013
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD044046 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 2300 M ST NW, Washington, DC 20037-1434
- **Phone:** (202) 741-2222
## 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:** Medical Faculty Associates, Inc (NPI 1417990581, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Warren Alpert Medical School Of Brown University, class of 2013
## Record status
- **NPPES last updated:** February 13, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1396188538) · Data from the CMS NPPES public registry.