Vivian K. Diep
- Medicare services, 2024
- 141
- Medicare patients, 2024
- 153
- Part D claims, 2024
- 259
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Practice address
- 8318 Ferguson Ave, Sacramento, CA 95828
- Practice phone
- Call (916) 379-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sutter Infusion & Pharmacy Services
Sacramento, California
Find Vivian Diep'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.
Vivian K. Diep is a physician assistant in Sacramento, California
Vivian Diep practices at Sutter Infusion & Pharmacy Services in Sacramento, California.
Vivian Diep's NPI, 1487167912, was assigned on November 6, 2017.
- NPI
- 1487167912NPI Registry (opens in a new tab)
- NPI enumeration date
- November 6, 2017
- NPI status
- Active
- Practice phone
- (916) 379-3200
- 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; and Dmand AI Practice Data
Vivian K. Diep practices at Sutter Infusion & Pharmacy Services in Sacramento, California
Vivian Diep's primary practice is Sutter Infusion & Pharmacy Services, at 8318 Ferguson Ave, Sacramento, CA 95828 in Sacramento County. The practice phone is (916) 379-3200.
- Sutter Infusion & Pharmacy Services8318 Ferguson Ave, Sacramento, CA 95828 · Sacramento CountyPhone(916) 379-3200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Vivian K. Diep is affiliated with 2 sites of care and 4 medical groups
Vivian Diep's primary practice is Sutter Infusion & Pharmacy Services in Sacramento, California. Vivian Diep is also affiliated with Santa Clara Valley Medical Center. The medical group on file is Vallejo Emergency Physicians Medical Group. Dmand AI also links Vivian Diep to 3 more medical groups, each 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 Vivian K. Diep's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Vivian Diep practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Infusion & Pharmacy Services | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Vivian K. Diep is one of 11,482 physician assistants in California
Physician assistant is Vivian Diep's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Vivian Diep has a license on file in California.
Specialties and state licenses
- Physician assistant, California
Physician assistants near Vivian Diep
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
Vivian K. Diep billed Medicare for 141 services in 2024
CMS data shows 141 Medicare services from Vivian Diep across 4 procedure codes in 2024, for 153 Medicare patients. Medicare paid $15,016 for them.
Where Vivian Diep's Medicare services took place, 2024
- In an office9366%
- In a facility4834%
Vivian Diep compared with the California median for physician assistants, 2024
- Vivian Diep
- California median
- Medicare services
- 141vs 20431% below
- Medicare patients
- 153vs 10546% above
- Part D claims
- 157vs 24335% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Vivian Diep'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
Vivian K. Diep treated 153 Medicare patients in 2024, average age 72
CMS counts 153 Medicare patients who saw Vivian Diep in 2024. The largest group is 65 to 74, with 68 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 37% are also on Medicaid. Their average risk score is 3.22, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Vivian Diep's median patient age at 60, with 52% women.
Vivian Diep's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Vivian Diep's Medicare patients by sex, 2024
- Women7146%
- Men8254%
Chronic conditions among Vivian Diep's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Diabetes44%
- Arthritis42%
- Chronic kidney disease40%
- Ischemic heart disease40%
- Cancer39%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Vivian Diep's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Vivian K. Diep wrote 259 Medicare Part D claims in 2024
In 2024, Vivian Diep wrote 259 Medicare Part D claims for 38 patients. 94% of them were for generic drugs. CMS names the drug for 157 of them, across 7 drugs with 11 or more claims each, at $5,803 in total drug cost.
Vivian Diep's Part D claims by kind of drug, 2024
- Generic243 claims94%
- Brand-name and other16 claims6%
Vivian Diep'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 Vivian Diep's Part D claims, 2024
- Opioids5%13 of 259 claims
- Antibiotics15%38 of 259 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
Vivian K. Diep 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 Vivian Diep for performance year 2024, reported as part of a group.
Vivian Diep's MIPS scores, performance year 2024
- 89of 100Final score
- 87.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Vivian K. Diep received $27 in industry payments in 2025
CMS Open Payments shows 1 general payment to Vivian Diep from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $27.
Companies that paid Vivian Diep 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 Vivian K. Diep'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 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 | 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 Vivian K. Diep
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Vivian K. Diep's NPI number?
Vivian K. Diep's NPI number is 1487167912. It was assigned on November 6, 2017, and it is active in the NPI Registry.
What does Vivian K. Diep specialize in?
Vivian K. Diep is a physician assistant in Sacramento, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Vivian K. Diep practice?
Vivian Diep practices at 8318 Ferguson Ave, Sacramento, CA 95828. Vivian Diep's primary practice is Sutter Infusion & Pharmacy Services in Sacramento, California. Dmand AI also links Vivian Diep to 3 medical groups.
What is Vivian K. Diep's office phone number?
The practice phone on file for Vivian Diep is (916) 379-3200.
Which hospitals is Vivian K. Diep affiliated with?
Vivian Diep is affiliated with Santa Clara Valley Medical Center.
What medical group is Vivian K. Diep part of?
Vivian Diep is linked to Vallejo Emergency Physicians Medical Group. Dmand AI links Vivian Diep to 3 more medical groups.
Does Vivian K. Diep accept Medicare?
Yes. CMS data shows Vivian Diep billed Medicare for 141 services in 2024.
What is Vivian K. Diep's MIPS score?
Vivian Diep's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Vivian K. Diep see?
CMS counts 153 Medicare patients who saw Vivian Diep in 2024, with an average age of 72.
What services does Vivian K. Diep bill to Medicare?
In 2024, Vivian Diep's most billed Medicare services were office visit, established patient (99215), hospital inpatient care (99231) and office visit, established patient (99214).
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What drugs does Vivian K. Diep prescribe most?
In 2024 Medicare Part D data, Vivian Diep's most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim, Rosuvastatin Calcium and Pantoprazole Sodium.
Has Vivian K. Diep received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to Vivian Diep from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Vivian K. Diep been practicing?
Vivian Diep graduated from medical school in 2017, 9 years ago.
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