DR. HUONG DIEM NGUYEN MD
NPI 1437151255
Internal Medicine in Bethesda, MD
About Dr. Huong Diem Nguyen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HUONG DIEM NGUYEN MD (NPI 1437151255) is an individual internal medicine provider in Bethesda, Maryland, licensed in Maryland (D73925) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (2000).
NPPES Registry Identity
Specialties & Licenses 2
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. Huong Diem Nguyen 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
3Medicare enrollment records show Huong Nguyen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arlington, VA 22203
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1689485963 (Maryland)
- 691 clinicians in this Medicare group
Baltimore, MD 21229
- Reassigned Medicare billing, Maryland enrollment
- 372 clinicians in this Medicare group
Westminster, MD 21157
- Reassigned Medicare billing, Maryland enrollment
- 104 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 20889 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BETHESDA, MD 20889
BETHESDA, MD 20889
BETHESDA, MD 20889
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 Huong Nguyen's NPI number?
The NPI number for Huong Nguyen is 1437151255. It was assigned to this individual provider in the NPPES registry on August 11, 2005.
Where is Huong Nguyen located?
Huong Nguyen practices at 8901 Wisconsin Ave, Bethesda, MD 20889. The listed phone number is (301) 319-8761.
What is Huong Nguyen's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Huong Nguyen enrolled in Medicare?
Yes. Huong Nguyen 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 Huong Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Huong Nguyen reassigns Medicare benefits to 3 organizations: Johns Hopkins Community Physicians (Arlington, VA), St Agnes Healthcare Inc (Baltimore, MD) and Carroll Health Group, LLC (Westminster, MD). 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 Huong Nguyen'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 Huong Nguyen was last updated on April 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Huong Diem Nguyen, MD · NPI 1437151255
Internal Medicine physician in Bethesda, Maryland. Individual provider, active in the CMS NPPES registry since August 11, 2005.
## Identity
- **NPI:** 1437151255 (Entity type: Individual)
- **Enumerated:** August 11, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** D73925 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 8901 WISCONSIN AVE, Bethesda, MD 20889-0004
- **Phone:** (301) 319-8761
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins Community Physicians (NPI 1902626765, Arlington, VA); St Agnes Healthcare Inc (NPI 1780615922, Baltimore, MD); Carroll Health Group, LLC (NPI 1437473550, Westminster, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Uniformed Services Uhs Fe Hebert School Of Med, class of 2000
## Record status
- **NPPES last updated:** April 3, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1437151255) · Data from the CMS NPPES public registry.