1. Home
  2. Directory
  3. Virginia
  4. Mechanicsville
  5. Internal Medicine
  6. NPI Profile

DR. KARI HUONG NGUYEN M.D.
NPI 1003965021
Internal Medicine in Mechanicsville, VA

Active since January 09, 2007PECOS EnrolledAccepts Medicare Assignment
56.06/100
CMS Quality Rating
8266 ATLEE RD, MOB #2, SUITE 319, MECHANICSVILLE, VA 23116(804) 764-7965(804) 764-7969 Get Directions Write a Review

NPPES record last updated: September 14, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Kari Huong Nguyen M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KARI HUONG NGUYEN M.D. (NPI 1003965021) is an individual internal medicine provider in Mechanicsville, Virginia, licensed in Virginia (0101234901) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Bon Secours Memorial Regional Medical Center, and is a graduate of Pennsylvania State University College Of Medicine (2001).

NPPES Registry Identity

NPI1003965021
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. KARI HUONG NGUYENCredential: M.D.
Location Address8266 ATLEE RD, MOB #2, SUITE 319Mechanicsville, VA 23116-1804
Mailing Address8266 Atlee Rd, Mob #2, Suite 319Mechanicsville, VA 23116-1804 · (804) 764-7965 · Fax (804) 764-7969
Phone(804) 764-7965
Fax(804) 764-7969
Sole ProprietorNo
Medical School CMSPennsylvania State University College Of MedicineGraduated 2001
Enumeration DateJanuary 9, 2007
Last NPPES UpdateSeptember 14, 2021
NPPES CertifiedSeptember 14, 2021
✔ NPI 1003965021 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in VA · 0101234901✔ Licensed in NC · 2005-00982
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License D69047 (MD), 0101234901 (VA)
8266 ATLEE RD, Mechanicsville, VA 23116
Open in Google Maps ↗

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. Kari Huong Nguyen M.d. 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.

PECOS PAC ID4587637632
PECOS Enrollment IDI20101014000746
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Kari Nguyen reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist Medicine Physicians Of Virginia - Richmond, LLC
7.7 mi
Internal Medicine
5801 BREMO RD
Richmond, VA 23226
  • Reassigned Medicare billing, Virginia enrollment
  • 104 clinicians in this Medicare group
NPI 1699311324 (804) 285-2011
Vituity-Virginia Hospitalists PC
7.7 mi
Hospitalist
5801 BREMO RD
Richmond, VA 23226
  • Reassigned Medicare billing, Virginia enrollment
  • 172 clinicians in this Medicare group
NPI 1518611011 (804) 285-2011
Hospitalist Medicine Physicians Of Fredericksburg, LLC
47 mi
Internal Medicine
1001 SAM PERRY BLVD
Fredericksburg, VA 22401
  • Reassigned Medicare billing, Virginia enrollment
  • 258 clinicians in this Medicare group
NPI 1447577572 (330) 493-4443
Emergency Medicine Associates P.A., P.C.
66 mi
Internal Medicine
501 SUNSET LN
Culpeper, VA 22701
  • Reassigned Medicare billing, Virginia enrollment
  • 1,294 clinicians in this Medicare group
NPI 1881559102 (540) 829-4100
Hospitalist Medicine Physicians Of Virginia LLC
116 mi
Internal Medicine
1840 AMHERST ST
Winchester, VA 22601
  • Reassigned Medicare billing, Virginia enrollment
  • 371 clinicians in this Medicare group
NPI 1770756991 (540) 536-4334

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
266 services262 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
52 services50 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
21 services21 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Bon Secours Memorial Regional Medical Center

Acute Care Hospitals · Mechanicsville, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number490069
Location8260 Atlee RoadMechanicsville, VA 23116 · Hanover County
Emergency services Birthing friendly

Bon Secours St Francis Medical Center

Acute Care Hospitals · Midlothian, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number490136
Location13710 St Francis BoulevardMidlothian, VA 23114 · Chesterfield County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 23116 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$129.04 typical visit price
range $56.19 – $170.30
Typical copayment $32.26 (range $14.04 – $42.57)
Most-billed visit code 99204
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

56.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality26.71
Improvement Activities40
Cost76.15

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
98%269 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

CLIFTON L PEAY, M.D.PC
Specialist
8266 ATLEE RD, SUITE 224
MECHANICSVILLE, VA 23116
Hanover County (804) 559-7002
PAUL FREDERICK DUCKWORTH JR. MD
Internal Medicine (Gastroenterology)
8266 ATLEE RD, SUITE 133
MECHANICSVILLE, VA 23116
Hanover County (804) 730-0792
MRS. ERIN A NOWLIN FNP-BC
Nurse Practitioner (Family)
8266 ATLEE RD
MECHANICSVILLE, VA 23116
Hanover County (804) 325-8720
LAUREN W TURNER CCNS
Clinical Nurse Specialist
8266 ATLEE RD
MECHANICSVILLE, VA 23116
Hanover County (804) 764-7885
ROBERT O. SEALAND II MD
Internal Medicine
8266 ATLEE RD, SUITE 332
MECHANICSVILLE, VA 23116
Hanover County (804) 764-7686
PATRICIA LYNN DENARDIS PT, DPT
Physical Therapist (Orthopedic)
8266 ATLEE RD
MECHANICSVILLE, VA 23116
Hanover County (804) 285-2645
DR. LEISHA CAROL ELMORE MD
Surgery (Surgical Oncology)
8266 ATLEE RD
MECHANICSVILLE, VA 23116
Hanover County (804) 594-3130
TAJANAI SHEREE CURTIS RN, BSN, MSN, CNS
Clinical Nurse Specialist (Acute Care)
8266 ATLEE RD
MECHANICSVILLE, VA 23116
Hanover County (804) 764-7885

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 Kari Nguyen's NPI number?

The NPI number for Kari Nguyen is 1003965021. It was assigned to this individual provider in the NPPES registry on January 9, 2007.

Where is Kari Nguyen located?

Kari Nguyen practices at 8266 Atlee Rd Mob #2, Suite 319, Mechanicsville, VA 23116. The listed phone number is (804) 764-7965.

What is Kari Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Kari Nguyen enrolled in Medicare?

Yes. Kari 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 Kari Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kari Nguyen reassigns Medicare benefits to 5 organizations: Hospitalist Medicine Physicians Of Virginia - Richmond, LLC (Richmond, VA), Vituity-Virginia Hospitalists PC (Richmond, VA), Hospitalist Medicine Physicians Of Fredericksburg, LLC (Fredericksburg, VA), Emergency Medicine Associates P.A., P.C. (Culpeper, VA) and Hospitalist Medicine Physicians Of Virginia LLC (Winchester, 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 Kari Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Kari Nguyen affiliated with any hospitals?

According to CMS data, Kari Nguyen is affiliated with Bon Secours Memorial Regional Medical Center and Bon Secours St Francis Medical Center.

When was this NPI record last updated?

The NPPES record for Kari Nguyen was last updated on September 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.