Dr. Mai Tuyet Duong, MD
- Medicare services, 2019
- 15
- Part D claims, 2024
- 2,778
- Affiliated sites
- 1
- Medical group
- 1
- Insurance carriers
- 3
- Practice address
- 525 East Main Street, El Cajon, CA 92020
- Practice phone
- Call (619) 515-2498
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
El Cajon Family Health Center
FQHC - Satellite Clinic · El Cajon, California
Find Dr. Duong's professional email, personal email and mobile number
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Dr. Mai Tuyet Duong is an internist in El Cajon, California
Dr. Duong practices at El Cajon Family Health Center in El Cajon, California.
Dr. Duong's NPI, 1629339304, was assigned on May 30, 2012. Dr. Duong graduated from UC San Diego School of Medicine in 2012. Dr. Duong holds California license A127798.
- NPI
- 1629339304NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395041776
- NPI enumeration date
- May 30, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 515-2498
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mai Tuyet Duong practices at El Cajon Family Health Center in El Cajon, California
Dr. Duong's primary practice is El Cajon Family Health Center, at 525 East Main Street, El Cajon, CA 92020 in San Diego County. The practice phone is (619) 515-2498.
- El Cajon Family Health Center525 East Main Street, El Cajon, CA 92020 · San Diego CountyPhone(619) 515-2498
Source: Dmand AI Affiliation Data
Dr. Mai Tuyet Duong is affiliated with 1 site of care and 1 medical group
Dr. Duong's primary practice is El Cajon Family Health Center in El Cajon, California. The medical group on file is Family Health Centers of San Diego.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mai Tuyet Duong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duong practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| El Cajon Family Health Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mai Tuyet Duong is one of 16,751 internists in California
Internal medicine is Dr. Duong's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Duong is board certified in internal medicine by the American Board of Internal Medicine. Dr. Duong is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, aneurysm, asthma, chronic diabetes, chronic hypertension, contact dermatitis, diabetic emergency and enlarged thyroid among the conditions Dr. Duong treats.
Internists near Dr. Duong
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. Mai Tuyet Duong billed Medicare for 15 services in 2019
CMS data shows 15 Medicare services from Dr. Duong across 1 procedure code in 2019. Medicare paid $127 for them. Every service was in an office.
Dr. Duong's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Lab and pathology
- 2018: 542019: 1572%
Dr. Duong compared with the California median for internists, 2019
- Dr. Duong
- California median
- Medicare services
- 15vs 36196% below
- Part D claims
- 2,366vs 4215.6 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Duong's most billed Medicare procedure codes, 2019
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Duong and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mai Tuyet Duong's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Duong's median patient age at 43, with 58% women.
Dr. Duong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Mai Tuyet Duong wrote 2,778 Medicare Part D claims in 2024
In 2024, Dr. Duong wrote 2,778 Medicare Part D claims for 98 patients. 83% of them were for generic drugs. CMS names the drug for 2,366 of them, across 55 drugs with 11 or more claims each, at $361,026 in total drug cost. In 2023, CMS named 1,688 claims across 43 drugs.
Dr. Duong's Part D claims by kind of drug, 2024
- Generic2,306 claims83%
- Brand-name and other472 claims17%
Dr. Duong'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,6882024: 2,36640%
Drugs named by CMS: 55 in 2024, 43 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
How Dr. Mai Tuyet Duong takes part in Medicare
Dr. Duong accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mai Tuyet Duong graduated from UC San Diego School of Medicine
Dr. Duong graduated from UC San Diego School of Medicine in 2012.
- Medical school
- Board certified in internal medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Mai Tuyet Duong accepts plans from 3 insurance carriers
Dr. Duong is in network with 3 carriers, including Aetna, Molina and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- Molina
- CMS Medicare
Plan types Dr. Duong accepts, by number of carriers
- Medicare3
- HMO2
- EPO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mai Tuyet Duong'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 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 Data |
| 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) |
| 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. Mai Tuyet Duong
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. Mai Tuyet Duong's NPI number?
Dr. Mai Tuyet Duong's NPI number is 1629339304. It was assigned on May 30, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Mai Tuyet Duong?
Dr. Mai Tuyet Duong is an internist in El Cajon, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mai Tuyet Duong practice?
Dr. Duong practices at 525 East Main Street, El Cajon, CA 92020. Dr. Duong's primary practice is El Cajon Family Health Center in El Cajon, California.
What is Dr. Mai Tuyet Duong's office phone number?
The practice phone on file for Dr. Duong is (619) 515-2498.
What is Dr. Mai Tuyet Duong's medical license number?
Dr. Duong holds California license A127798.
What medical group is Dr. Mai Tuyet Duong part of?
Dr. Duong is linked to Family Health Centers of San Diego.
Does Dr. Mai Tuyet Duong accept Medicare?
Yes. CMS data shows Dr. Duong billed Medicare for 15 services in 2019, and Dr. Duong accepts Medicare assignment.
Is Dr. Mai Tuyet Duong board certified?
Yes. Dr. Duong is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Mai Tuyet Duong bill to Medicare?
In 2019, Dr. Duong's most billed Medicare services were lab and pathology test (85025).
Where did Dr. Mai Tuyet Duong go to medical school?
Dr. Duong graduated from UC San Diego School of Medicine in 2012.
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What drugs does Dr. Mai Tuyet Duong prescribe most?
In 2024 Medicare Part D data, Dr. Duong's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
How long has Dr. Mai Tuyet Duong been practicing?
Dr. Duong graduated from medical school in 2012, 14 years ago.
What insurance does Dr. Mai Tuyet Duong accept?
Dr. Duong is in network with 3 carriers, including Aetna, Molina and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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