PHONG KY NGUYEN M.D
NPI 1770699506
General Practice in Redlands, CA

Active since August 22, 2006PECOS Enrolled
350 TERRACINA BLVD, REDLANDS, CA 92373(909) 335-5500 Get Directions Write a Review

NPPES record last updated: September 6, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 6, 2023, Nov 19, 2021 (2 updates tracked since 2021).

About Phong Ky Nguyen M.d NPPES

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

PHONG KY NGUYEN M.D (NPI 1770699506) is an individual general practice provider in Redlands, California, licensed in California (A51595) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (1987).

NPPES Registry Identity

NPI1770699506
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NamePHONG KY NGUYENCredential: M.D
Location Address350 TERRACINA BLVDRedlands, CA 92373-4850
Mailing Address2100 Powell St, Ste 900Emeryville, CA 94608-1826 · (510) 350-2600 · Fax (510) 879-9100
Sole ProprietorNo
Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 1987
Enumeration DateAugust 22, 2006
Last NPPES UpdateSeptember 6, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 6, 2023
✔ NPI 1770699506 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in CA · A51595
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Also ListedEmergency MedicineTaxonomy 207P00000X · License A51595 (CA)
350 TERRACINA BLVD, Redlands, CA 92373

Other Identifiers 1

Medicaid00A515950CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Phong Ky Nguyen M.d is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID244135879
PECOS Enrollment IDI20080512000190
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 Phong Nguyen reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

General Practice
350 TERRACINA BLVD
Redlands, CA 92373
  • Reassigned Medicare billing, California enrollment
  • 55 clinicians in this Medicare group
Emergency Medicine
350 TERRACINA BLVD
Redlands, CA 92373
  • Reassigned Medicare billing, California enrollment
  • 2,323 clinicians in this Medicare group
Rehabilitation
72855 FRED WARING DR STE C20
Palm Desert, CA 92260
  • Reassigned Medicare billing, California enrollment
Family Medicine
10890 THORNMINT RD
San Diego, CA 92127
  • Reassigned Medicare billing, California enrollment
  • 19 clinicians in this Medicare group
Clinic/Center
112 LA CASA VIA STE 135
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • 27 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.

Areas of Expertise CMS Part B claims 11

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.

Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes 99347
An established patient home visit is a service where a healthcare professional visits your home for a 15-minute check-up. It's designed for patients who have previously seen the professional. The visit may include basic health assessments and discussions about your ongoing care.
636 services149 patients
Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 99344
A new patient home visit is a comprehensive service where a healthcare professional visits your home for about an hour. This visit includes an overall health assessment, discussion about your medical history, and planning for future healthcare needs. The goal is to understand your health status and provide personalized care.
92 services92 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
87 services63 patients
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457
This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.
71 services33 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
42 services19 patients
Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458
This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.
38 services19 patients

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.

Emergency Medicine
350 TERRACINA BLVD, BANGASSER WOUND CARE CENTER
REDLANDS, CA 92373
Nurse Practitioner
350 TERRACINA BLVD
REDLANDS, CA 92373
General Acute Care Hospital
350 TERRACINA BLVD
REDLANDS, CA 92373
Physical Therapist
350 TERRACINA BLVD
REDLANDS, CA 92373
Anesthesiology
350 TERRACINA BLVD
REDLANDS, CA 92373
Family Medicine
350 TERRACINA BLVD
REDLANDS, CA 92373
Obstetrics & Gynecology
350 TERRACINA BLVD
REDLANDS, CA 92373
Anesthesiology
350 TERRACINA BLVD
REDLANDS, CA 92373

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 Phong Nguyen's NPI number?

The NPI number for Phong Nguyen is 1770699506. It was assigned to this individual provider in the NPPES registry on August 22, 2006.

Where is Phong Nguyen located?

Phong Nguyen practices at 350 Terracina Blvd, Redlands, CA 92373. The listed phone number is (909) 335-5500.

What is Phong Nguyen's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Phong Nguyen enrolled in Medicare?

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

Which organizations bill Medicare for Phong Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Phong Nguyen reassigns Medicare benefits to 5 organizations: Cep America - Auc PC (Redlands, CA), Cep America - California (Redlands, CA), Rehab Labs (Palm Desert, CA), Bl Anderson Medical Corporation (San Diego, CA) and Medamerica Physician Solutions PC (Walnut Creek, CA). 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 Phong 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 Phong Nguyen was last updated on September 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.