Dr. Weifen Zeng, MD
- Medicare services, 2024
- 3,212
- Medicare patients, 2024
- 848
- MIPS score, 2024
- 74
- Hospital affiliations
- 6
- Industry payments
- $106
- Practice address
- 3300 Gallows Rd, Falls Church, VA 22046
- Practice phone
- Call (703) 698-3659
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Inova Fairfax Hospital - Unit
Acute Care Hospital-Unit · Falls Church, Virginia
Find Dr. Zeng's professional email, personal email and mobile number
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Dr. Weifen Zeng is a pathologist in Falls Church, Virginia
Dr. Zeng practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia.
Dr. Zeng's NPI, 1336389923, was assigned on February 23, 2009. Dr. Zeng graduated from Southwest School of Medicine and Hospital in 1992. Dr. Zeng holds Virginia license 0101249796.
- NPI
- 1336389923NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072781723
- NPI enumeration date
- February 23, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 698-3659
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Weifen Zeng practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia
Dr. Zeng's primary practice is Inova Fairfax Hospital - Unit, at 3300 Gallows Rd, Falls Church, VA 22046 in Falls Church City. The practice phone is (703) 698-3659.
- Inova Fairfax Hospital - Unit3300 Gallows Rd, Falls Church, VA 22046 · Falls Church CityPhone(703) 698-3659
Source: Dmand AI Affiliation Data
Dr. Weifen Zeng is affiliated with 6 sites of care and 2 medical groups
Dr. Zeng's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia. Dr. Zeng is also affiliated with Inova Fairfax Hospital. The medical group on file is Inova Pathology Institute. Dmand AI also links Dr. Zeng to 4 more hospitals and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Weifen Zeng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zeng practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Inova Fairfax Hospital - Unit | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Weifen Zeng is one of 250 pathologists in Virginia
Anatomic pathology and clinical pathology is Dr. Zeng's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Zeng is licensed in Virginia.
Specialties and state licenses
- Anatomic pathology and clinical pathology, VirginiaPrimary
Pathologists near Dr. Zeng
Counts of pathologists 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. Weifen Zeng billed Medicare for 3,212 services in 2024
CMS data shows 3,212 Medicare services from Dr. Zeng across 17 procedure codes in 2024, for 848 Medicare patients. Medicare paid $95,196 for them.
Dr. Zeng's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 4,6122024: 3,19731%
- Other services
- 2023: 122024: 1525%
Where Dr. Zeng's Medicare services took place, 2024
- In an office1083%
- In a facility3,10497%
Dr. Zeng compared with the Virginia median for pathologists, 2024
- Dr. Zeng
- Virginia median
- Medicare services
- 3,212vs 1,78980% above
- Medicare patients
- 848vs 72816% above
Medians across 258 pathologists in Virginia with Dmand AI profiles that report each measure.
Dr. Zeng'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zeng and other pathologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Weifen Zeng treated 848 Medicare patients in 2024, average age 74
CMS counts 848 Medicare patients who saw Dr. Zeng in 2024. The largest group is 65 to 74, with 397 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zeng's median patient age at 55, with 57% women.
Dr. Zeng's Medicare patients by age, 2024
Dr. Zeng's Medicare patients by sex, 2024
- Women46955%
- Men37945%
Chronic conditions among Dr. Zeng's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes30%
- Ischemic heart disease28%
- Cancer26%
- Chronic kidney disease22%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zeng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Weifen Zeng scored 74 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 74 out of 100 for Dr. Zeng for performance year 2024, reported individually. Dr. Zeng accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Zeng's MIPS scores, performance year 2024
- 74of 100Final score
- 91.3of 100Quality
- 0of 100Improvement Activities
- 79of 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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Dr. Weifen Zeng received $106 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Zeng from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. KCI USA, Inc. paid the most, $106.
Companies that paid Dr. Zeng the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Weifen Zeng graduated from Southwest School of Medicine and Hospital
Dr. Zeng graduated from Southwest School of Medicine and Hospital in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Weifen Zeng'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) |
| 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 Dr. Weifen Zeng
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. Weifen Zeng's NPI number?
Dr. Weifen Zeng's NPI number is 1336389923. It was assigned on February 23, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Weifen Zeng?
Dr. Weifen Zeng is a pathologist in Falls Church, Virginia. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Weifen Zeng practice?
Dr. Zeng practices at 3300 Gallows Rd, Falls Church, VA 22046. Dr. Zeng's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia. Dmand AI also links Dr. Zeng to 4 hospitals and 1 medical group.
What is Dr. Weifen Zeng's office phone number?
The practice phone on file for Dr. Zeng is (703) 698-3659.
What is Dr. Weifen Zeng's medical license number?
Dr. Zeng holds Virginia license 0101249796.
Which hospitals is Dr. Weifen Zeng affiliated with?
Dr. Zeng is affiliated with Inova Fairfax Hospital. Dmand AI links Dr. Zeng to 5 more hospitals.
What medical group is Dr. Weifen Zeng part of?
Dr. Zeng is linked to Inova Pathology Institute. Dmand AI links Dr. Zeng to 1 more medical group.
Does Dr. Weifen Zeng accept Medicare?
Yes. CMS data shows Dr. Zeng billed Medicare for 3,212 services in 2024, and Dr. Zeng accepts Medicare assignment.
What is Dr. Weifen Zeng's MIPS score?
Dr. Zeng's MIPS final score for performance year 2024 is 74 out of 100, reported individually.
How many Medicare patients does Dr. Weifen Zeng see?
CMS counts 848 Medicare patients who saw Dr. Zeng in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Weifen Zeng bill to Medicare?
In 2024, Dr. Zeng's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Where did Dr. Weifen Zeng go to medical school?
Dr. Zeng graduated from Southwest School of Medicine and Hospital in 1992.
Has Dr. Weifen Zeng received payments from drug or device companies?
CMS Open Payments shows $106 in general payments to Dr. Zeng from 1 company from 2022 to 2022. The largest total came from KCI USA, Inc.
How long has Dr. Weifen Zeng been practicing?
Dr. Zeng graduated from medical school in 1992, 34 years ago.
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