Sonha Nguyen

  • San Diego, CA
  • Internist
NPI1275066870PAC ID7911309836
Medicare services, 2024
196
Medicare patients, 2024
99
Part D claims, 2024
2,116
Publications
6
MIPS score, 2024
89
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

See all 5 affiliations

Find Sonha Nguyen's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Sonha Nguyen is an internist in San Diego, California

Sonha Nguyen practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Sonha Nguyen's NPI, 1275066870, was assigned on April 10, 2017. Sonha Nguyen graduated from College of Human Medicine - Grand Rapids in 2017. Sonha Nguyen holds California license A160560.

NPI and contact details
Medicare PAC ID
7911309836
NPI enumeration date
April 10, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(858) 262-6666
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Sonha Nguyen practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Sonha Nguyen's primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Sonha Nguyen is affiliated with 3 sites of care and 2 medical groups

Sonha Nguyen's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Sonha Nguyen is also affiliated with Sharp Memorial Hospital. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Sonha Nguyen to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Sonha Nguyen

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Sonha Nguyen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Sonha Nguyen practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sharp Rees-Stealy Medical Group, IncAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Sonha Nguyen practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Sonha Nguyen is one of 16,751 internists in California

Internal medicine is Sonha Nguyen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Sonha Nguyen is board certified in internal medicine by the American Board of Internal Medicine. Sonha Nguyen is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A160560 · 2019 to 2027 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, anxiety, chronic anemia, chronic diabetes, chronic hypertension, chronic nasal allergies and contact dermatitis among the conditions Sonha Nguyen treats.

Internists near Sonha 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

Sonha Nguyen billed Medicare for 196 services in 2024

CMS data shows 196 Medicare services from Sonha Nguyen across 3 procedure codes in 2024, for 99 Medicare patients. Medicare paid $15,331 for them. Every service was in an office.

Medicare services, 2024196
Medicare patients99
Paid by Medicare$15,331
Procedure codes3

Sonha Nguyen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1622024: 18313%
Other services
2023: 02024: 13

Sonha Nguyen compared with the California median for internists, 2024

  • Sonha Nguyen
  • California median
Medicare services
196vs 36146% below
Medicare patients
99vs 15134% below
Part D claims
1,557vs 4213.7 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Sonha 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.

See all procedures by Sonha Nguyen

Need commercial claims for Sonha Nguyen?

Medicare shows one payer. Book a meeting to get commercial claims data for Sonha Nguyen and other internists in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Sonha Nguyen treated 99 Medicare patients in 2024, average age 74

CMS counts 99 Medicare patients who saw Sonha Nguyen in 2024. The largest group is 65 to 74, with 53 patients. 64% of them have high cholesterol, and 60% have high blood pressure. Their average risk score is 1.03, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Sonha Nguyen's median patient age at 52, with 71% women.

Medicare patients, 202499
Average age74
Average risk score1.03

Sonha Nguyen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Sonha Nguyen's Medicare patients by sex, 2024

  • Women6566%
  • Men3434%

Chronic conditions among Sonha Nguyen's Medicare patients, 2024

  1. High cholesterol64%
  2. High blood pressure60%
  3. Diabetes38%
  4. Arthritis23%
  5. Chronic kidney disease20%
  6. Osteoporosis18%
  7. Ischemic heart disease17%
  8. Atrial fibrillation15%

Share of Medicare patients with each condition. A patient can have several.

Sonha 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 52

Patient panel by sex, all payers

  • Women71%
  • Men28%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Sonha Nguyen wrote 2,116 Medicare Part D claims in 2024

In 2024, Sonha Nguyen wrote 2,116 Medicare Part D claims for 311 patients. 86% of them were for generic drugs. CMS names the drug for 1,557 of them, across 52 drugs with 11 or more claims each, at $107,266 in total drug cost. In 2023, CMS named 232 claims across 12 drugs.

Part D claims, 20242,116
Drugs named by CMS52
Total drug cost$107,266
Part D patients311

Sonha Nguyen's Part D claims by kind of drug, 2024

  • Generic1,819 claims86%
  • Brand-name269 claims13%
  • Other28 claims1%

Sonha 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 Sonha Nguyen's Part D claims, 2024

  • Opioids4%87 of 2,116 claims
  • Antibiotics3%60 of 2,116 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: 2322024: 1,557571%

Drugs named by CMS: 52 in 2024, 12 in 2023.

See all prescribing by Sonha Nguyen

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

Sonha Nguyen scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Sonha Nguyen for performance year 2024, reported as part of a group. Sonha Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sonha Nguyen as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Sonha Nguyen's MIPS scores, performance year 2024

  • 89of 100Final score
  • 81of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 82of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

Find internists like Sonha Nguyen by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Sonha Nguyen has 6 publications on record

Dmand AI links 6 papers to Sonha Nguyen, published from 2012 to 2021. 2020 was the busiest year, with 2. Sonha Nguyen has published most often in Perm J. Sonha Nguyen's most frequent co-authors are Naila Ahmad Khan, DO, Zahra Pakbaz, MD and Taruna Bhatia, MD.

Papers6
Years published2012 to 2021

Sonha Nguyen's papers by year, 2012 to 2021

Sonha Nguyen's most frequent co-authors

Recent publications by Sonha Nguyen

See all 6 publications and co-authors

See who Sonha Nguyen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Sonha Nguyen works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Sonha Nguyen received $1,800 in industry payments from 2019 to 2025

CMS Open Payments shows 23 general payments to Sonha Nguyen from 14 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $422.

General payments to Sonha Nguyen by program year, 2019 to 2025

Companies that paid Sonha Nguyen the most, 2019 to 2025

Share is of all general payments to this clinician.

See all payments to Sonha Nguyen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sonha Nguyen graduated from College of Human Medicine - Grand Rapids

Sonha Nguyen graduated from College of Human Medicine - Grand Rapids in 2017.

  1. Medical schoolCollege of Human Medicine - Grand Rapids
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sonha Nguyen accepts plans from 10 insurance carriers

Sonha Nguyen is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • Regence Health Plans
  • Alliant Health Plans
  • +2 more carriersWith a free account

Plan types Sonha Nguyen accepts, by number of carriers

  1. Medicare7
  2. PPO7
  3. HMO5
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Sonha Nguyen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Sonha 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 Sonha Nguyen's NPI number?

Sonha Nguyen's NPI number is 1275066870. It was assigned on April 10, 2017, and it is active in the NPI Registry.

What does Sonha Nguyen specialize in?

Sonha Nguyen is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Sonha Nguyen practice?

Sonha Nguyen practices at 5651 Copley Dr, San Diego, CA 92111. Sonha Nguyen's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Sonha Nguyen to 1 group practice or clinic and 1 medical group.

What is Sonha Nguyen's office phone number?

The practice phone on file for Sonha Nguyen is (858) 262-6666.

What is Sonha Nguyen's medical license number?

Sonha Nguyen holds California license A160560.

Which hospitals is Sonha Nguyen affiliated with?

Sonha Nguyen is affiliated with Sharp Memorial Hospital.

What medical group is Sonha Nguyen part of?

Sonha Nguyen is linked to Sharp Rees-Stealy Medical Group. Dmand AI links Sonha Nguyen to 1 more medical group.

Does Sonha Nguyen accept Medicare?

Yes. CMS data shows Sonha Nguyen billed Medicare for 196 services in 2024, and Sonha Nguyen accepts Medicare assignment.

Does Sonha Nguyen offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Sonha Nguyen as offering telehealth services.

What is Sonha Nguyen's MIPS score?

Sonha Nguyen's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Sonha Nguyen see?

CMS counts 99 Medicare patients who saw Sonha Nguyen in 2024, with an average age of 74.

Is Sonha Nguyen board certified?

Yes. Sonha Nguyen is board certified in internal medicine by the American Board of Internal Medicine.

What services does Sonha Nguyen bill to Medicare?

In 2024, Sonha Nguyen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0008).

Where did Sonha Nguyen go to medical school?

Sonha Nguyen graduated from College of Human Medicine - Grand Rapids in 2017.

What drugs does Sonha Nguyen prescribe most?

In 2024 Medicare Part D data, Sonha Nguyen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Rosuvastatin Calcium.

Has Sonha Nguyen received payments from drug or device companies?

CMS Open Payments shows $1,800 in general payments to Sonha Nguyen from 14 companies from 2019 to 2025. The largest total came from Abbvie Inc.

How long has Sonha Nguyen been practicing?

Sonha Nguyen graduated from medical school in 2017, 9 years ago.

Does Sonha Nguyen do research?

Dmand AI links 6 publications to Sonha Nguyen, published from 2012 to 2021.

Who does Sonha Nguyen publish with?

Sonha Nguyen's most frequent co-authors are Naila Ahmad Khan, DO (2 shared papers), Zahra Pakbaz, MD (2 shared papers) and Taruna Bhatia, MD (1 shared paper).

What insurance does Sonha Nguyen accept?

Sonha Nguyen is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

Selling to internal medicine practices?

See internists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)