Vivian Zeng, PA-C
Physician Assistant · Fort Collins, CO
Vivian Zeng, PA-C is a physician assistant with a practice address in Fort Collins, Colorado, and NPI 1255911541, issued on Apr 11, 2021. Check the license (Colorado PA.0006236, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Vivian Zeng
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA.0006236 CO
Self-reported in NPPES; status is on the state search - Practice location
- 4856 Innovation Dr, Fort Collins, CO 80525
- Phone
- (970) 494-4200
- Enumerated
- Apr 11, 2021
- Record last updated
- Mar 27, 2025
- Fax
- (844) 270-1824
- Medicare enrollment
- Enrolled (PECOS I20210702001238); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,767 in Colorado → Look up another NPI →
Also registered at 4856 Innovation Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fernanda Alarcon-AvilaCase Manager/Care Coordinator1306551734
- Benjamin AlfordCounselor1265144273
- Jaymi AllenBehavior Technician1093409278
Verify Vivian Zeng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license PA.0006236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average physician assistant in 2024
67 Medicare Part D claims for 28 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $186.95
10 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Summitstone Health PartnersFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vivian Zeng among 3,767 physician assistant records in Colorado
Vivian Zeng, PA-C is one of 3,767 physician assistant records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 72% of them.
- NPI issued2021 · 72% of these records are older, 21% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2019 · median 2017 among the 2,351 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
187 physician assistant records list a practice address in Fort Collins
They are 187 of the 6,928 NPPES records with a practice address in Fort Collins, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Fort Collins → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Debra Dennis, PA-CFort Collins, CO 805251134341209
- Daniella Deperi, PA-CFort Collins, CO 805251750553152
- David Gaida, PA-CFort Collins, CO 805251447203443
- Kristine Housley, PA-CFort Collins, CO 805251982873097
- Tawnya Lane, P.A.Fort Collins, CO 805251245321066
- Emily Leibow, PA-CFort Collins, CO 805251124090410
- Kathryn Lovoi, PA-CFort Collins, CO 805251861612608
- Carri Miller, PA-CFort Collins, CO 805251437171428
Common questions
What is Vivian Zeng, PA-C's NPI number?
Vivian Zeng, PA-C's National Provider Identifier (NPI) is 1255911541, issued on Apr 11, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Vivian Zeng, PA-C located?
The NPPES record lists a practice address at 4856 Innovation Dr, Fort Collins, CO, 80525. Phone: (970) 494-4200. Providers update this record themselves, so call before visiting.
How can I verify Vivian Zeng, PA-C's license?
NPPES lists Colorado license number PA.0006236, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Vivian Zeng, PA-C prescribe under Medicare Part D?
In 2024, Vivian Zeng, PA-C had 67 Medicare Part D claims for 28 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.