Ann P. Nguyen, NP
- Medicare services, 2024
- 364
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 252
- MIPS score, 2024
- 100
- Hospital affiliations
- 4
- Practice address
- 9394 Big Horn Blvd, Elk Grove, CA 95758-7977
- Practice phone
- Call (916) 691-8500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Medical Group, A Service Of Dignity Health Medical Foundation
Primary care practice · Elk Grove, California
Find Ann 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.
Ann P. Nguyen is a family nurse practitioner in Elk Grove, California
Ann Nguyen practices at Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Elk Grove, California.
Ann Nguyen's NPI, 1225376460, was assigned on January 23, 2013. Ann Nguyen holds California license 22698.
- NPI
- 1225376460NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234361569
- NPI enumeration date
- January 23, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (916) 691-8500
- 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)
Ann P. Nguyen practices at Mercy Medical Group, A Service of Dignity Health Medical Foundation in Elk Grove, California
Ann Nguyen's primary practice is Mercy Medical Group, A Service of Dignity Health Medical Foundation, at 9394 Big Horn Blvd, Elk Grove, CA 95758-7977. The practice phone is (916) 691-8500.
- Mercy Medical Group, A Service of Dignity Health Medical Foundation9394 Big Horn Blvd, Elk Grove, CA 95758-7977Phone(916) 691-8500
Source: Dmand AI Affiliation Data
Ann P. Nguyen is affiliated with 5 sites of care and 1 medical group
Ann Nguyen's primary practice is Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Elk Grove, California. Ann Nguyen is also affiliated with Dignity Health - Mercy General Hospital. The medical group on file is Mercy Medical Group. Dmand AI also links Ann Nguyen to 3 more hospitals, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ann P. Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ann Nguyen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Group, A Service Of Dignity Health Medical Foundation | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Ann P. Nguyen is one of 13,532 family nurse practitioners in California
Family is Ann Nguyen's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Ann Nguyen is board certified in pediatrics by the American Board of Pediatrics. Ann Nguyen is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Ann Nguyen
Counts of family nurse practitioners 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
Ann P. Nguyen billed Medicare for 364 services in 2024
CMS data shows 364 Medicare services from Ann Nguyen across 4 procedure codes in 2024, for 188 Medicare patients. Medicare paid $26,273 for them. Every service was in a facility, such as a hospital, rather than an office.
Ann Nguyen compared with the California median for family nurse practitioners, 2024
- Ann Nguyen
- California median
- Medicare services
- 364vs 23456% above
- Medicare patients
- 188vs 902.1 times
- Part D claims
- 36vs 36090% below
Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.
Ann 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
Ann P. Nguyen treated 188 Medicare patients in 2024, average age 74
CMS counts 188 Medicare patients who saw Ann Nguyen in 2024. The largest group is 65 to 74, with 77 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 52% 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 Ann Nguyen's median patient age at 66, with 52% women.
Ann Nguyen's Medicare patients by age, 2024
Ann Nguyen's Medicare patients by sex, 2024
- Women11260%
- Men7640%
Chronic conditions among Ann Nguyen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease55%
- Diabetes48%
- Chronic kidney disease45%
- Anxiety41%
- Heart failure41%
Share of Medicare patients with each condition. A patient can have several.
Ann 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 66
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ann P. Nguyen wrote 252 Medicare Part D claims in 2024
In 2024, Ann Nguyen wrote 252 Medicare Part D claims for 116 patients. 87% of them were for generic drugs. CMS names the drug for 36 of them, across 3 drugs with 11 or more claims each, at $199 in total drug cost.
Ann Nguyen's Part D claims by kind of drug, 2024
- Generic219 claims87%
- Brand-name and other33 claims13%
Ann 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 Ann Nguyen's Part D claims, 2024
- Antibiotics9%22 of 252 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Ann P. Nguyen scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Ann Nguyen for performance year 2024, reported through an alternative payment model (APM). Ann Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ann Nguyen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Ann Nguyen's MIPS scores, performance year 2024
- 100of 100Final score
- 86.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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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Ann P. Nguyen received $17 in industry payments in 2024
CMS Open Payments shows 1 general payment to Ann Nguyen from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Daiichi Sankyo Inc. paid the most, $17.
Companies that paid Ann Nguyen the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ann P. Nguyen is board certified in pediatrics
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Sources for Ann P. 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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Ann P. 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 Ann P. Nguyen's NPI number?
Ann P. Nguyen's NPI number is 1225376460. It was assigned on January 23, 2013, and it is active in the NPI Registry.
What does Ann P. Nguyen specialize in?
Ann P. Nguyen is a family nurse practitioner in Elk Grove, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Ann P. Nguyen practice?
Ann Nguyen practices at 9394 Big Horn Blvd, Elk Grove, CA 95758-7977. Ann Nguyen's primary practice is Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Elk Grove, California. Dmand AI also links Ann Nguyen to 3 hospitals.
What is Ann P. Nguyen's office phone number?
The practice phone on file for Ann Nguyen is (916) 691-8500.
What is Ann P. Nguyen's medical license number?
Ann Nguyen holds California license 22698.
Which hospitals is Ann P. Nguyen affiliated with?
Ann Nguyen is affiliated with Dignity Health - Mercy General Hospital. Dmand AI links Ann Nguyen to 3 more hospitals.
What medical group is Ann P. Nguyen part of?
Ann Nguyen is linked to Mercy Medical Group.
Does Ann P. Nguyen accept Medicare?
Yes. CMS data shows Ann Nguyen billed Medicare for 364 services in 2024, and Ann Nguyen accepts Medicare assignment.
Does Ann P. Nguyen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ann Nguyen as offering telehealth services.
What is Ann P. Nguyen's MIPS score?
Ann Nguyen's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
Show 6 more questionsShow fewer questions
How many Medicare patients does Ann P. Nguyen see?
CMS counts 188 Medicare patients who saw Ann Nguyen in 2024, with an average age of 74.
Is Ann P. Nguyen board certified?
Yes. Ann Nguyen is board certified in pediatrics by the American Board of Pediatrics.
What services does Ann P. Nguyen bill to Medicare?
In 2024, Ann Nguyen's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99233).
What drugs does Ann P. Nguyen prescribe most?
In 2024 Medicare Part D data, Ann Nguyen's most prescribed drugs by claims were Hydralazine HCl, Atorvastatin Calcium and Clopidogrel.
Has Ann P. Nguyen received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Ann Nguyen from 1 company from 2024 to 2024. The largest total came from Daiichi Sankyo Inc.
How long has Ann P. Nguyen been practicing?
Ann Nguyen graduated from medical school in 2012, 14 years ago.
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