Grace K. Nguyen
- Medicare patients, 2024
- 131
- Part D claims, 2024
- 342
- MIPS score, 2024
- 97
- Hospital affiliations
- 1
- Industry payments
- $23
- Practice address
- 441 N Lakeview Ave, Anaheim, CA 92807
- Practice phone
- Call (714) 279-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Anaheim, California
Find Grace 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.
Grace K. Nguyen is a physician assistant in Anaheim, California
Grace Nguyen practices at Southern California Permanente Medical Group in Anaheim, California.
Grace Nguyen's NPI, 1285111575, was assigned on July 19, 2018. Grace Nguyen holds California license PA55878.
- NPI
- 1285111575NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789936154
- NPI enumeration date
- July 19, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 279-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Grace K. Nguyen practices at Southern California Permanente Medical Group in Anaheim, California
Grace Nguyen's primary practice is Southern California Permanente Medical Group, at 441 N Lakeview Ave, Anaheim, CA 92807 in Orange County. The practice phone is (714) 279-4000.
- Southern California Permanente Medical Group441 N Lakeview Ave, Anaheim, CA 92807 · Orange CountyPhone(714) 279-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Grace K. Nguyen is affiliated with 2 sites of care and 2 medical groups
Grace Nguyen's primary practice is Southern California Permanente Medical Group in Anaheim, California. Grace Nguyen is also affiliated with Pomona Valley Hospital Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Grace Nguyen to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Grace K. Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Grace Nguyen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Grace K. Nguyen is one of 11,482 physician assistants in California
Physician assistant is Grace Nguyen's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Grace Nguyen is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Grace Nguyen
Counts of physician assistants 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
Grace K. Nguyen treated 131 Medicare patients in 2024, average age 77
CMS counts 131 Medicare patients who saw Grace Nguyen in 2024. The largest group is 85 and over, with 47 patients. 75% of them have high blood pressure, and 60% have high cholesterol. 62% are also on Medicaid. Their average risk score is 3.42, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Grace Nguyen's median patient age at 37, with 60% women.
Grace Nguyen's Medicare patients by age, 2024
Grace Nguyen's Medicare patients by sex, 2024
- Women8162%
- Men5038%
Chronic conditions among Grace Nguyen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol60%
- Diabetes51%
- Arthritis45%
- Heart failure44%
- Alzheimer's and dementia40%
- Depression40%
- Mood disorders40%
Share of Medicare patients with each condition. A patient can have several.
Grace 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 37
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Grace K. Nguyen wrote 342 Medicare Part D claims in 2024
In 2024, Grace Nguyen wrote 342 Medicare Part D claims for 230 patients. 89% of them were for generic drugs.
Grace Nguyen's Part D claims by kind of drug, 2024
- Generic303 claims89%
- Brand-name and other39 claims11%
Drug classes CMS tracks in Grace Nguyen's Part D claims, 2024
- Opioids4%15 of 342 claims
- Antibiotics39%132 of 342 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Grace K. Nguyen scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Grace Nguyen for performance year 2024, reported as part of a group. Grace Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Grace Nguyen's MIPS scores, performance year 2024
- 97of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 78of 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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Grace K. Nguyen received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Grace Nguyen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $23.
Companies that paid Grace Nguyen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Grace K. 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Grace K. 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 Grace K. Nguyen's NPI number?
Grace K. Nguyen's NPI number is 1285111575. It was assigned on July 19, 2018, and it is active in the NPI Registry.
What does Grace K. Nguyen specialize in?
Grace K. Nguyen is a physician assistant in Anaheim, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Grace K. Nguyen practice?
Grace Nguyen practices at 441 N Lakeview Ave, Anaheim, CA 92807. Grace Nguyen's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dmand AI also links Grace Nguyen to 1 medical group.
What is Grace K. Nguyen's office phone number?
The practice phone on file for Grace Nguyen is (714) 279-4000.
What is Grace K. Nguyen's medical license number?
Grace Nguyen holds California license PA55878.
Which hospitals is Grace K. Nguyen affiliated with?
Grace Nguyen is affiliated with Pomona Valley Hospital Medical Center.
What medical group is Grace K. Nguyen part of?
Grace Nguyen is linked to Southern California Permanente Medical Group. Dmand AI links Grace Nguyen to 1 more medical group.
Does Grace K. Nguyen accept Medicare?
Yes. CMS lists Grace Nguyen as accepting Medicare assignment.
What is Grace K. Nguyen's MIPS score?
Grace Nguyen's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Grace K. Nguyen see?
CMS counts 131 Medicare patients who saw Grace Nguyen in 2024, with an average age of 77.
Has Grace K. Nguyen received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Grace Nguyen from 1 company from 2025 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Grace K. Nguyen been practicing?
Grace Nguyen graduated from medical school in 2018, 8 years ago.
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