DR. NICHOLAS AH MEW MD
NPI 1255623815
Medical Genetics - Clinical Genetics (M.D.) in Washington, DC
About Dr. Nicholas Ah Mew Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NICHOLAS AH MEW MD (NPI 1255623815) is an individual clinical genetics (m.d.) provider in Washington, District Of Columbia, licensed in District Of Columbia (MD037189) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
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. Nicholas Ah Mew 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 Reassignment
Medicare enrollment records show Nicholas Ah Mew reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 1,417 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.
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 Nicholas Ah Mew's NPI number?
The NPI number for Nicholas Ah Mew is 1255623815. It was assigned to this individual provider in the NPPES registry on May 13, 2011.
Where is Nicholas Ah Mew located?
Nicholas Ah Mew practices at 111 Michigan Ave NW 5th Floor Research, Suite 5700, Washington, DC 20010. The listed phone number is (202) 476-6177.
What is Nicholas Ah Mew's specialty?
The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.
Is Nicholas Ah Mew enrolled in Medicare?
Yes. Nicholas Ah Mew 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 organization bills Medicare for Nicholas Ah Mew's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Ah Mew reassigns Medicare benefits to Children's Hospital (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 Nicholas Ah Mew'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 Nicholas Ah Mew was last updated on February 15, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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. Nicholas Ah Mew, MD · NPI 1255623815
Clinical Genetics (M.D.) physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since May 13, 2011.
## Identity
- **NPI:** 1255623815 (Entity type: Individual)
- **Enumerated:** May 13, 2011
- **Primary specialty:** Medical Genetics - Clinical Genetics (M.D.) · taxonomy 207SG0201X
- **State license:** MD037189 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 111 MICHIGAN AVE NW, 5TH FLOOR RESEARCH, SUITE 5700, Washington, DC 20010-2916
- **Phone:** (202) 476-6177
## 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:** Children's Hospital (NPI 1780800128, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** February 15, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1255623815) · Data from the CMS NPPES public registry.