COLIN WALTERS MD
NPI 1538263199
Obstetrics & Gynecology in Washington, DC
About Colin Walters Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COLIN WALTERS MD (NPI 1538263199) is an individual obstetrics & gynecology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD33038) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Howard University College Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Colin Walters Md 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 Colin Walters reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arlington, VA 22204
- Reassigned Medicare billing, District of Columbia enrollment
- 58 clinicians in this Medicare group
Alexandria, VA 22304
- Reassigned Medicare billing, District of Columbia enrollment
- 6 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 20036 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WASHINGTON, DC 20036
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 Colin Walters's NPI number?
The NPI number for Colin Walters is 1538263199. It was assigned to this individual provider in the NPPES registry on September 12, 2006.
Where is Colin Walters located?
Colin Walters practices at 1108 16th St NW, Washington, DC 20036. The listed phone number is (202) 347-8500.
What is Colin Walters's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Colin Walters enrolled in Medicare?
Yes. Colin Walters 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 Colin Walters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Colin Walters reassigns Medicare benefits to 2 organizations: Neighborhood Health (Arlington, VA) and Colin S Walters MD P C (Alexandria, VA). 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 Colin Walters'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 Colin Walters was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Colin Walters, MD · NPI 1538263199
Obstetrics & Gynecology physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since September 12, 2006.
## Identity
- **NPI:** 1538263199 (Entity type: Individual)
- **Enumerated:** September 12, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** MD33038 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1108 16TH ST NW, Washington, DC 20036-4802
- **Phone:** (202) 347-8500 · **Fax:** (202) 783-1007
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Neighborhood Health (NPI 1790001741, Arlington, VA); Colin S Walters MD P C (NPI 1831950625, Alexandria, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Howard University College Of Medicine, class of 1994
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare ID-Type Unspecified P90944
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Source: [NPI Profile](https://npiprofile.com/npi/1538263199) · Data from the CMS NPPES public registry.