DR. TAI NGUYEN MD
NPI 1598731119
Internal Medicine in Rochester, NY

Q: What is Tai Nguyen's NPI number?

The NPI number for Tai Nguyen is 1598731119. It was assigned to this individual provider in the NPPES registry on February 24, 2006.

Q: What is Tai Nguyen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Tai Nguyen was last updated on January 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since February 24, 2006PECOS Enrolled

95.19/100

CMS Quality Rating

222 ALEXANDER ST, STE 5000, ROCHESTER, NY 14607(585) 922-8004 Get Directions Write a Review

NPPES record last updated: January 27, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Tai Nguyen Md NPPES

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

DR. TAI NGUYEN MD (NPI 1598731119) is an individual internal medicine provider in Rochester, New York, licensed in New York (180261) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598731119

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. TAI NGUYENCredential: MD

Location Address222 ALEXANDER ST, STE 5000Rochester, NY 14607-4039

Mailing Address222 Alexander St, Ste 5000Rochester, NY 14607-4039 · (585) 922-8004

Phone(585) 922-8004

Sole ProprietorNo

Enumeration DateFebruary 24, 2006

Last NPPES UpdateJanuary 27, 2010

✔ NPI 1598731119 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in NY · 180261

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.

222 ALEXANDER ST, Rochester, NY 14607

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Other Identifiers 4

Medicare UPINF04288NY

OtherP00031856NY · Railroad Medicare

Medicaid01237787NY

Medicare PINCC6180NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Tai Nguyen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Tai Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rochester General Hospital

Same address

Internal Medicine

222 ALEXANDER ST
Rochester, NY 14607

Reassigned Medicare billing, New York enrollment
2,285 clinicians in this Medicare group

NPI 1760557656 (585) 922-3150

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 2

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

249 services121 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14607 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

$126.40 typical visit price

range $54.87 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.08 typical visit price

range $17.54 – $136.14

Typical copayment $24.27 (range $4.38 – $34.03)

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.

95.19/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

70.62

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers16 claims16 services$12.07 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers16 claims16 services$58.77 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

CHAD MCDONALD LMSW

Social Worker

222 ALEXANDER ST
ROCHESTER, NY 14607

Monroe County (585) 922-8179

DR. ANDREE JACOBS-PERKINS M.D.

Pediatrics

222 ALEXANDER ST, SUITE 4200
ROCHESTER, NY 14607

Monroe County (585) 922-8245

DR. DOUGLAS H JONES M.D.

Internal Medicine (Allergy & Immunology)

222 ALEXANDER ST, MONROE COURT
ROCHESTER, NY 14607

Monroe County (585) 922-8350

DR. ALBERT MANGOLD M.D.

Pediatrics

222 ALEXANDER ST, SUITE 4100/4200
ROCHESTER, NY 14607

Monroe County (585) 922-8230

MS. KRISTEN CARNAHAN NP

Nurse Practitioner (Pediatrics)

222 ALEXANDER ST, 4TH FLOOR
ROCHESTER, NY 14607

Monroe County (585) 922-8230

DR. CHARLES IPPOLITO M.D.

Internal Medicine

222 ALEXANDER ST, SUITE 5000
ROCHESTER, NY 14607

Monroe County (585) 922-8003

JOHN KRALLES RD, CDN

Dietitian, Registered

222 ALEXANDER ST, STE 5100
ROCHESTER, NY 14607

Monroe County (585) 922-8400

MRS. CYNTHIA ANN LARSON RPA-C

Physician Assistant

222 ALEXANDER ST, SUITE 2400
ROCHESTER, NY 14607

Monroe County (585) 327-5205

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 Tai Nguyen's NPI number?

The NPI number for Tai Nguyen is 1598731119. It was assigned to this individual provider in the NPPES registry on February 24, 2006.

Where is Tai Nguyen located?

Tai Nguyen practices at 222 Alexander St Ste 5000, Rochester, NY 14607. The listed phone number is (585) 922-8004.

What is Tai Nguyen's specialty?

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

Is Tai Nguyen enrolled in Medicare?

Yes. Tai Nguyen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tai Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tai Nguyen reassigns Medicare benefits to Rochester General Hospital (Rochester, NY). 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 Tai 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 Tai Nguyen was last updated on January 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.