HALEY ELIZABETH BLISS MD
NPI 1639829914
Pediatrics in Washington, DC
About Haley Elizabeth Bliss Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HALEY ELIZABETH BLISS MD (NPI 1639829914) is an individual pediatrics provider in Washington, District Of Columbia, licensed in Maryland (D0103626) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Haley Elizabeth Bliss Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Haley Bliss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Silver Spring, MD 20910
- Reassigned Medicare billing, District of Columbia enrollment
- 234 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 20010 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 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
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 Haley Bliss's NPI number?
The NPI number for Haley Bliss is 1639829914. It was assigned to this individual provider in the NPPES registry on March 28, 2022.
Where is Haley Bliss located?
Haley Bliss practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (202) 476-3670.
What is Haley Bliss's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Haley Bliss enrolled in Medicare?
Yes. Haley Bliss is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Haley Bliss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Haley Bliss reassigns Medicare benefits to Professional Services Of Holy Cross (Silver Spring, 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 Haley Bliss'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 Haley Bliss was last updated on April 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Haley Elizabeth Bliss, MD · NPI 1639829914
Pediatrics physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since March 28, 2022.
## Identity
- **NPI:** 1639829914 (Entity type: Individual)
- **Enumerated:** March 28, 2022
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** D0103626 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 111 MICHIGAN AVE NW, Washington, DC 20010-2916
- **Phone:** (202) 476-3670 · **Fax:** (202) 476-4741
## 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:** Professional Services Of Holy Cross (NPI 1134846082, Silver Spring, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1639829914) · Data from the CMS NPPES public registry.