Dr. Thien Thanh Nguyen, DO
- Medicare services, 2024
- 1,256
- Medicare patients, 2024
- 366
- Part D claims, 2024
- 1,623
- Publications
- 1
- MIPS score, 2024
- 86
- Practice address
- 1150 North Indian Canyon Drive, Palm Springs, CA 92262
- Practice phone
- Call (760) 323-6511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nguyen's professional email, personal email and mobile number
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Dr. Thien Thanh Nguyen is an internist in Palm Springs, California
Dr. Nguyen practices at Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare.
Dr. Nguyen's NPI, 1023470671, was assigned on March 23, 2016. Dr. Nguyen graduated from WesternU College of Osteopathic Medicine of the Pacific in 2016. Dr. Nguyen holds California license 20A16181.
- NPI
- 1023470671NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921430570
- NPI enumeration date
- March 23, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 323-6511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thien Thanh Nguyen practices at Desert Regional Medical Center in Palm Springs, California
Dr. Nguyen's primary practice is Desert Regional Medical Center, at 1150 North Indian Canyon Drive, Palm Springs, CA 92262 in Riverside County. The practice phone is (760) 323-6511.
- Desert Regional Medical Center1150 North Indian Canyon Drive, Palm Springs, CA 92262 · Riverside CountyPhone(760) 323-6511
Source: Dmand AI Affiliation Data
Dr. Thien Thanh Nguyen is affiliated with 7 sites of care and 1 medical group
Dr. Nguyen's primary practice is Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare. Dr. Nguyen is also affiliated with Eisenhower Health. The medical group on file is Greater Modesto Medical Surgical Associates. Dmand AI also links Dr. Nguyen to 4 more hospitals and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thien Thanh Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Desert Regional Medical Center | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Tenet Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thien Thanh Nguyen is one of 16,751 internists in California
Internal medicine is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nguyen is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dr. Nguyen is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute diabetes, acute respiratory failure, atherosclerosis, atrial fibrillation and flutter, bile duct problems, cardiac arrhythmia, cellulitis and chest pain among the conditions Dr. Nguyen treats.
Internists near Dr. Nguyen
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Thien Thanh Nguyen billed Medicare for 1,256 services in 2024
CMS data shows 1,256 Medicare services from Dr. Nguyen across 6 procedure codes in 2024, for 366 Medicare patients. Medicare paid $87,231 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nguyen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,3072024: 1,2564%
Dr. Nguyen compared with the California median for internists, 2024
- Dr. Nguyen
- California median
- Medicare services
- 1,256vs 3613.5 times
- Medicare patients
- 366vs 1512.4 times
- Part D claims
- 1,194vs 4212.8 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Nguyen's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thien Thanh Nguyen treated 366 Medicare patients in 2024, average age 75
CMS counts 366 Medicare patients who saw Dr. Nguyen in 2024. The largest group is 65 to 74, with 137 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 48% are also on Medicaid. Their average risk score is 2.49, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 76, with 47% women.
Dr. Nguyen's Medicare patients by age, 2024
Dr. Nguyen's Medicare patients by sex, 2024
- Women17548%
- Men19152%
Chronic conditions among Dr. Nguyen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Heart failure48%
- Diabetes47%
- Ischemic heart disease45%
- Mood disorders44%
- Chronic kidney disease43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nguyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thien Thanh Nguyen wrote 1,623 Medicare Part D claims in 2024
In 2024, Dr. Nguyen wrote 1,623 Medicare Part D claims for 416 patients. 91% of them were for generic drugs. CMS names the drug for 1,194 of them, across 41 drugs with 11 or more claims each, at $23,102 in total drug cost. In 2023, CMS named 442 claims across 22 drugs.
Dr. Nguyen's Part D claims by kind of drug, 2024
- Generic1,473 claims91%
- Brand-name and other150 claims9%
Dr. Nguyen's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Nguyen's Part D claims, 2024
- Opioids9%147 of 1,623 claims
- Antibiotics7%118 of 1,623 claims
- Antipsychotics, patients 65 and over2%30 of 1,623 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4422024: 1,194170%
Drugs named by CMS: 41 in 2024, 22 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Thien Thanh Nguyen scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Nguyen for performance year 2024, reported as part of a group. Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Nguyen's MIPS scores, performance year 2024
- 86of 100Final score
- 64.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Thien Thanh Nguyen has 1 publication on record
Dmand AI links 1 paper to Dr. Nguyen in 2020. Dr. Nguyen's most frequent co-authors are Dallis Quang Ngo, DO, MS, Patricia Sotolongo, DO and Manika Talati, DO.
Dr. Nguyen's most frequent co-authors
- Dallis Quang Ngo, DO, MS1 shared paper
- Patricia Sotolongo, DO1 shared paper
- Manika Talati, DO1 shared paper
Recent publications by Dr. Nguyen
See who Dr. Nguyen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nguyen works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thien Thanh Nguyen received $408 in industry payments from 2017 to 2024
CMS Open Payments shows 16 general payments to Dr. Nguyen from 7 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $123.
General payments to Dr. Nguyen by program year, 2017 to 2024
Companies that paid Dr. Nguyen the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thien Thanh Nguyen graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Nguyen graduated from WesternU College of Osteopathic Medicine of the Pacific in 2016.
- Medical school
- Board certified in psychiatry
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Thien Thanh Nguyen accepts plans from 7 insurance carriers
Dr. Nguyen is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Nguyen accepts, by number of carriers
- Medicare7
- PPO5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Thien Thanh Nguyen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Thien Thanh Nguyen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Thien Thanh Nguyen's NPI number?
Dr. Thien Thanh Nguyen's NPI number is 1023470671. It was assigned on March 23, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Thien Thanh Nguyen?
Dr. Thien Thanh Nguyen is an internist in Palm Springs, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Thien Thanh Nguyen practice?
Dr. Nguyen practices at 1150 North Indian Canyon Drive, Palm Springs, CA 92262. Dr. Nguyen's primary practice is Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare. Dmand AI also links Dr. Nguyen to 4 hospitals and 1 hospice.
What is Dr. Thien Thanh Nguyen's office phone number?
The practice phone on file for Dr. Nguyen is (760) 323-6511.
What is Dr. Thien Thanh Nguyen's medical license number?
Dr. Nguyen holds California license 20A16181.
Which hospitals is Dr. Thien Thanh Nguyen affiliated with?
Dr. Nguyen practices at Desert Regional Medical Center in Palm Springs, California. Dr. Nguyen is also affiliated with Eisenhower Health. Dmand AI links Dr. Nguyen to 4 more hospitals.
What medical group is Dr. Thien Thanh Nguyen part of?
Dr. Nguyen is linked to Greater Modesto Medical Surgical Associates.
Does Dr. Thien Thanh Nguyen accept Medicare?
Yes. CMS data shows Dr. Nguyen billed Medicare for 1,256 services in 2024, and Dr. Nguyen accepts Medicare assignment.
What is Dr. Thien Thanh Nguyen's MIPS score?
Dr. Nguyen's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thien Thanh Nguyen see?
CMS counts 366 Medicare patients who saw Dr. Nguyen in 2024, with an average age of 75.
Show 9 more questionsShow fewer questions
Is Dr. Thien Thanh Nguyen board certified?
Yes. Dr. Nguyen is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Thien Thanh Nguyen bill to Medicare?
In 2024, Dr. Nguyen's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99222).
Where did Dr. Thien Thanh Nguyen go to medical school?
Dr. Nguyen graduated from WesternU College of Osteopathic Medicine of the Pacific in 2016.
What drugs does Dr. Thien Thanh Nguyen prescribe most?
In 2024 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Pantoprazole Sodium, Hydrocodone-Acetaminophen and Amlodipine Besylate.
Has Dr. Thien Thanh Nguyen received payments from drug or device companies?
CMS Open Payments shows $408 in general payments to Dr. Nguyen from 7 companies from 2017 to 2024. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Thien Thanh Nguyen been practicing?
Dr. Nguyen graduated from medical school in 2016, 10 years ago.
Does Dr. Thien Thanh Nguyen do research?
Dmand AI links 1 publication to Dr. Nguyen.
Who does Dr. Thien Thanh Nguyen publish with?
Dr. Nguyen's most frequent co-authors are Dallis Quang Ngo, DO, MS (1 shared paper), Patricia Sotolongo, DO (1 shared paper) and Manika Talati, DO (1 shared paper).
What insurance does Dr. Thien Thanh Nguyen accept?
Dr. Nguyen is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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