DR. WALTER PALMER III M.D.
NPI 1285083220
Pediatrics in Washington, DC
About Dr. Walter Palmer Iii M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WALTER PALMER III M.D. (NPI 1285083220) is an individual pediatrics provider in Washington, District Of Columbia, licensed in District Of Columbia (MD048085) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Walter Palmer Iii M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Walter Palmer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newton, MA 02462
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Newton Wellesley Emergency Medicine Specialist PC
- 46 clinicians in this Medicare group
Salem, NH 03079
- Reassigned Medicare billing, Massachusetts enrollment
- 181 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 Walter Palmer's NPI number?
The NPI number for Walter Palmer is 1285083220. It was assigned to this individual provider in the NPPES registry on June 9, 2016.
Where is Walter Palmer located?
Walter Palmer practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (773) 702-1000.
What is Walter Palmer's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Walter Palmer enrolled in Medicare?
Yes. Walter Palmer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Walter Palmer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Walter Palmer reassigns Medicare benefits to 2 organizations: Newton Wellesley Emergency Medicine Specialist, P .C. (Newton, MA) and Mass General Brigham Medical Group, Inc. (Salem, NH). 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 Walter Palmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Walter Palmer accept?
Health plans from Taro Health list Walter Palmer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Walter Palmer was last updated on February 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Walter Palmer III, M.D. · NPI 1285083220
Pediatrics physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since June 9, 2016.
## Identity
- **NPI:** 1285083220 (Entity type: Individual)
- **Enumerated:** June 9, 2016
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** MD048085 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 111 MICHIGAN AVE NW, Washington, DC 20010-2916
- **Phone:** (773) 702-1000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Newton Wellesley Emergency Medicine Specialist, P .C. (NPI 1346355526, Newton, MA); Mass General Brigham Medical Group, Inc. (NPI 1083360200, Salem, NH) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 17, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1285083220) · Data from the CMS NPPES public registry.