Dr. Jing Wang Chiang, MD
- Medicare services, 2024
- 315
- Medicare patients, 2024
- 198
- Part D claims, 2024
- 84
- MIPS score, 2024
- 61
- Hospital affiliations
- 1
- Practice address
- 751 South Bascom Avenue, San Jose, CA 95128
- Practice phone
- Call (408) 885-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wang Chiang'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.
Dr. Jing Wang Chiang is an OB-GYN in San Jose, California
Dr. Wang Chiang practices at Santa Clara Valley Medical Center in San Jose, California, part of County of Santa Clara, CA.
Dr. Wang Chiang's NPI, 1346215100, was assigned on February 22, 2006. Dr. Wang Chiang graduated from Stanford University School of Medicine in 1997. Dr. Wang Chiang holds California license A76004.
- NPI
- 1346215100NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769462340
- NPI enumeration date
- February 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (408) 885-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jing Wang Chiang practices at Santa Clara Valley Medical Center in San Jose, California
Dr. Wang Chiang's primary practice is Santa Clara Valley Medical Center, at 751 South Bascom Avenue, San Jose, CA 95128 in Santa Clara County. The practice phone is (408) 885-5000.
- Santa Clara Valley Medical Center751 South Bascom Avenue, San Jose, CA 95128 · Santa Clara CountyPhone(408) 885-5000
Source: Dmand AI Affiliation Data
Dr. Jing Wang Chiang is affiliated with 2 sites of care and 1 medical group
Dr. Wang Chiang's primary practice is Santa Clara Valley Medical Center in San Jose, California, part of County of Santa Clara, CA. The medical group on file is County of Santa Clara Behavioral Health Services, Las Plumas Behavioral Health Clinic. Dmand AI also links Dr. Wang Chiang to 1 more community health center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jing Wang Chiang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang Chiang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Clara Valley Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jing Wang Chiang is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Wang Chiang's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Wang Chiang is licensed in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Wang Chiang
Counts of OB-GYNs 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. Jing Wang Chiang billed Medicare for 315 services in 2024
CMS data shows 315 Medicare services from Dr. Wang Chiang across 4 procedure codes in 2024, all of them office visits, for 198 Medicare patients. Medicare paid $19,297 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wang Chiang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3142024: 315No change
Dr. Wang Chiang compared with the California median for OB-GYNs, 2024
- Dr. Wang Chiang
- California median
- Medicare services
- 315vs 585.4 times
- Medicare patients
- 198vs 523.8 times
- Part D claims
- 22vs 3537% below
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Wang Chiang'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
Dr. Jing Wang Chiang treated 198 Medicare patients in 2024, average age 72
CMS counts 198 Medicare patients who saw Dr. Wang Chiang in 2024. The largest group is 65 to 74, with 110 patients. 73% of them have high blood pressure, and 64% have cancer. 80% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wang Chiang's median patient age at 63, with 93% women.
Dr. Wang Chiang's Medicare patients by age, 2024
Dr. Wang Chiang's Medicare patients by sex, 2024
- Women18191%
- Men179%
Chronic conditions among Dr. Wang Chiang's Medicare patients, 2024
- High blood pressure73%
- Cancer64%
- High cholesterol62%
- Diabetes43%
- Chronic kidney disease20%
- Arthritis19%
- Osteoporosis19%
- Anxiety18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wang Chiang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women93%
- Men6%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jing Wang Chiang wrote 84 Medicare Part D claims in 2024
In 2024, Dr. Wang Chiang wrote 84 Medicare Part D claims for 21 patients. 70% of them were for generic drugs. CMS names the drug for 22 of them, across 2 drugs with 11 or more claims each, at $1,229 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Wang Chiang's Part D claims by kind of drug, 2024
- Generic59 claims70%
- Brand-name25 claims30%
Dr. Wang Chiang'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 Dr. Wang Chiang's Part D claims, 2024
- Antibiotics14%12 of 84 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 112024: 22100%
Drugs named by CMS: 2 in 2024, 1 in 2023.
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
Dr. Jing Wang Chiang scored 61 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 61 out of 100 for Dr. Wang Chiang for performance year 2024, reported as part of a group. Dr. Wang Chiang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wang Chiang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Wang Chiang's MIPS scores, performance year 2024
- 61of 100Final score
- 59.4of 100Quality
- 0of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jing Wang Chiang received $7,838 in industry payments from 2019 to 2025
CMS Open Payments shows 21 general payments to Dr. Wang Chiang from 4 drug and device companies from 2019 to 2025. Education make up the largest share, 77% of the total. Intuitive Surgical, Inc. paid the most, $6,026.
General payments to Dr. Wang Chiang by program year, 2019 to 2025
General payments to Dr. Wang Chiang by kind, 2019 to 2025
- Education$6,00077%
- Travel and lodging$1,10414%
- Food and beverage$7359%
Companies that paid Dr. Wang Chiang the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jing Wang Chiang graduated from Stanford University School of Medicine
Dr. Wang Chiang graduated from Stanford University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jing Wang Chiang'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 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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Jing Wang Chiang
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. Jing Wang Chiang's NPI number?
Dr. Jing Wang Chiang's NPI number is 1346215100. It was assigned on February 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jing Wang Chiang?
Dr. Jing Wang Chiang is an OB-GYN in San Jose, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Jing Wang Chiang practice?
Dr. Wang Chiang practices at 751 South Bascom Avenue, San Jose, CA 95128. Dr. Wang Chiang's primary practice is Santa Clara Valley Medical Center in San Jose, California, part of County of Santa Clara, CA. Dmand AI also links Dr. Wang Chiang to 1 community health center.
What is Dr. Jing Wang Chiang's office phone number?
The practice phone on file for Dr. Wang Chiang is (408) 885-5000.
What is Dr. Jing Wang Chiang's medical license number?
Dr. Wang Chiang holds California license A76004.
Which hospitals is Dr. Jing Wang Chiang affiliated with?
Dr. Wang Chiang practices at Santa Clara Valley Medical Center in San Jose, California.
What medical group is Dr. Jing Wang Chiang part of?
Dr. Wang Chiang is linked to County of Santa Clara Behavioral Health Services, Las Plumas Behavioral Health Clinic.
Does Dr. Jing Wang Chiang accept Medicare?
Yes. CMS data shows Dr. Wang Chiang billed Medicare for 315 services in 2024, and Dr. Wang Chiang accepts Medicare assignment.
Does Dr. Jing Wang Chiang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wang Chiang as offering telehealth services.
What is Dr. Jing Wang Chiang's MIPS score?
Dr. Wang Chiang's MIPS final score for performance year 2024 is 61 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Jing Wang Chiang see?
CMS counts 198 Medicare patients who saw Dr. Wang Chiang in 2024, with an average age of 72.
What services does Dr. Jing Wang Chiang bill to Medicare?
In 2024, Dr. Wang Chiang's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Jing Wang Chiang go to medical school?
Dr. Wang Chiang graduated from Stanford University School of Medicine in 1997.
What drugs does Dr. Jing Wang Chiang prescribe most?
In 2024 Medicare Part D data, Dr. Wang Chiang's most prescribed drugs by claims were Ondansetron HCl and Prochlorperazine Maleate.
Has Dr. Jing Wang Chiang received payments from drug or device companies?
CMS Open Payments shows $7,838 in general payments to Dr. Wang Chiang from 4 companies from 2019 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Jing Wang Chiang been practicing?
Dr. Wang Chiang graduated from medical school in 1997, 29 years ago.
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