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DR. THONG THANH NGUYEN DO
NPI 1528263175
Pathology - Anatomic Pathology & Clinical Pathology in Rancho Mirage, CA

Active since June 15, 2007PECOS EnrolledAccepts Medicare Assignment
39000 BOB HOPE DR, RANCHO MIRAGE, CA 92270(760) 340-3911(760) 773-1587 Get Directions Write a Review

NPPES record last updated: May 7, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 7, 2025, Jul 22, 2024, May 17, 2017 (3 updates tracked since 2017).

About Dr. Thong Thanh Nguyen Do NPPES

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

DR. THONG THANH NGUYEN DO (NPI 1528263175) is an individual anatomic pathology & clinical pathology provider in Rancho Mirage, California, licensed in California (20A11754) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2003).

NPPES Registry Identity

NPI1528263175
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. THONG THANH NGUYENCredential: DO
Location Address39000 BOB HOPE DRRancho Mirage, CA 92270-3221
Mailing Address39000 Bob Hope DrRancho Mirage, CA 92270-3221 · (760) 340-3911 · Fax (760) 773-1587
Phone(760) 340-3911
Fax(760) 773-1587
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJune 15, 2007
Last NPPES UpdateMay 7, 20253 updates tracked since enumeration
NPPES CertifiedMay 7, 2025
✔ NPI 1528263175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
Licenses✔ Licensed in CA · 20A11754✔ Licensed in IA · 3974
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedPathology · Anatomic PathologyTaxonomy 207ZP0101X · License BP2-0019923 (TX)
39000 BOB HOPE DR, Rancho Mirage, CA 92270
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Other Identifiers 3

Medicaid1528263175IA
Other1528263175IA · Bcbs
Other31802NE · Bcbs

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. Thong Thanh Nguyen Do 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 ID3971649369
PECOS Enrollment IDI20221228002457
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

6

Medicare enrollment records show Thong Nguyen reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Eisenhower Medical Center
Same address
General Acute Care Hospital
39000 BOB HOPE DR
Rancho Mirage, CA 92270
  • Reassigned Medicare billing, California enrollment
  • 595 clinicians in this Medicare group
NPI 1013981554 (760) 340-3911
Urology Center Of So Calif Medical Group Inc
45 mi
Urology
28078 BAXTER RD, #314
Murrieta, CA 92563
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Urology Center Of Southern California Medical Group Inc
  • 14 clinicians in this Medicare group
NPI 1750604948 (951) 677-3000
Path MD Inc
78 mi
Clinical Medical Laboratory
181 TECHNOLOGY DR STE 100B
Irvine, CA 92618
  • Reassigned Medicare billing, California enrollment
  • 22 clinicians in this Medicare group
NPI 1124316138 (424) 302-3307
Siamak Tabib MD Inc
115 mi
Gastroenterology
8631 W 3RD ST STE 1015E
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1265635536 (310) 652-4472
Peyton P. Berookim, MD Inc
115 mi
Gastroenterology
150 N ROBERTSON BLVD, SUITE 204
Beverly Hills, CA 90211
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1669618559 (310) 271-1122
Laboratory Medicine Consultants Ltd
179 mi
Clinical Medical Laboratory
7455 W WASHINGTON AVE, SUITE 301
Las Vegas, NV 89128
  • Reassigned Medicare billing, Arizona and Nevada enrollments
  • Also billed through NPI 1083675169 (Nevada)
  • 40 clinicians in this Medicare group
NPI 1962463786 (702) 732-2310

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 6

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
1,372 services442 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
279 services166 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
199 services117 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
37 services14 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
25 services21 patients
Cell examination of specimen, selective cellular enhancement technique 88112
Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92270 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

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.

MS. NORMA ZAPATA LCSW
Social Worker (Clinical)
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 340-3911
ADELE ALEXANDRA FIELDS MD
Radiology (Diagnostic Radiology)
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 773-1574
DR. PETER JAMES SOFIA M.D.
Anesthesiology
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 340-3911
ANDREA VIRGINIA CORPORA PA-C
Thoracic Surgery (Cardiothoracic Vascular Surgery)
39000 BOB HOPE DR, K - 108
RANCHO MIRAGE, CA 92270
Riverside County (760) 568-4330
SEVWANDI DE SILVA M.D.
Internal Medicine (Pulmonary Disease)
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 834-3564
ERVIN XHUFKA NP
Nurse Practitioner (Family)
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 837-8542
LOGAN BUCKNER PT, DPT
Physical Therapist
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 340-3911
MOLLY E MCKEOWN PA-C
Physician Assistant
39000 BOB HOPE DR
RANCHO MIRAGE, CA 92270
Riverside County (760) 340-3911

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 Thong Nguyen's NPI number?

The NPI number for Thong Nguyen is 1528263175. It was assigned to this individual provider in the NPPES registry on June 15, 2007.

Where is Thong Nguyen located?

Thong Nguyen practices at 39000 Bob Hope Dr, Rancho Mirage, CA 92270. The listed phone number is (760) 340-3911.

What is Thong Nguyen's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Thong Nguyen enrolled in Medicare?

Yes. Thong 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 Thong Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thong Nguyen reassigns Medicare benefits to 6 organizations: Eisenhower Medical Center (Rancho Mirage, CA), Urology Center Of So Calif Medical Group Inc (Murrieta, CA), Path MD Inc (Irvine, CA), Siamak Tabib MD Inc (Los Angeles, CA), Peyton P. Berookim, MD Inc (Beverly Hills, CA) and 1 more organization, listed in the Medicare section above. 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 Thong 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 Thong Nguyen was last updated on May 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.