ADVANCED INTERNAL MEDICINE, INC.
NPI 1366468779
Specialist in Fairfax, VA
About Advanced Internal Medicine, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADVANCED INTERNAL MEDICINE, INC. (NPI 1366468779) is a healthcare organization registered as a specialist in Fairfax, Virginia and active in the NPI registry since July 2006. The organization holds a CLIA Waiver certificate valid through November 24, 2027 and lists Mubarik Khan, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Advanced Internal Medicine, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Advanced Internal Medicine, Inc., which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 49D0988481
Advanced Internal Medicine, Inc · Fairfax, VAFrequently 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 Advanced Internal Medicine, Inc.'s NPI number?
The NPI number for Advanced Internal Medicine, Inc. is 1366468779. It was assigned to this organization in the NPPES registry on July 15, 2006.
Where is Advanced Internal Medicine, Inc. located?
Advanced Internal Medicine, Inc. is located at 3930 Pender Dr Suite 230, Fairfax, VA 22030. The listed phone number is (703) 620-6221.
What is Advanced Internal Medicine, Inc.'s specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Advanced Internal Medicine, Inc. enrolled in Medicare?
Yes. Advanced Internal Medicine, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Advanced Internal Medicine, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Advanced Internal Medicine, Inc., in Family Practice, General Practice and Internal Medicine. A 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 the clinician's services. Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Advanced Internal Medicine, Inc. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 49D0988481) is associated with this NPI, valid through November 24, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Advanced Internal Medicine, Inc. was last updated on February 21, 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.
# Advanced Internal Medicine, Inc. · NPI 1366468779
Specialist organization in Fairfax, Virginia. Organization record, active in the CMS NPPES registry since July 15, 2006.
## Identity
- **NPI:** 1366468779 (Entity type: Organization)
- **Enumerated:** July 15, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** Mubarik Khan, PRESIDENT
## Practice location
- **Address:** 3930 PENDER DR, SUITE 230, Fairfax, VA 22030-0985
- **Phone:** (703) 620-6221 · **Fax:** (703) 620-6628
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Family Practice (1), General Practice (1), Internal Medicine (1); 2 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 21, 2013
- **Other identifiers:** Medicare ID-Type Unspecified G02101 (VA); Medicare PIN 490576; Medicare PIN G02101
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1366468779) · Data from the CMS NPPES public registry.