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Dr. Weiling Chang, MD
NPI1659326460PAC ID7315965480
- Medicare services, 2024
- 1,526
- Medicare patients, 2024
- 1,225
- Publications
- 1
- Hospital affiliations
- 3
- Medical groups
- 2
- Practice address
- 3300 Renner Drive, Fortuna, CA 95540
- Practice phone
- Call (707) 445-8121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chang'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. Weiling Chang is a diagnostic radiologist in Fortuna, California
Dr. Chang practices at Providence Redwood Memorial Hospital in Fortuna, California, part of Providence Health & Services.
Dr. Chang's NPI, 1659326460, was assigned on May 23, 2006. Dr. Chang graduated from George Washington University School of Medicine and Health Sciences in 1999. Dr. Chang holds California license A90535.
NPI and contact details
- NPI
- 1659326460NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315965480
- NPI enumeration date
- May 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 445-8121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Weiling Chang practices at Providence Redwood Memorial Hospital in Fortuna, California
Dr. Chang's primary practice is Providence Redwood Memorial Hospital, at 3300 Renner Drive, Fortuna, CA 95540 in Humboldt County. The practice phone is (707) 445-8121.
- Providence Redwood Memorial Hospital3300 Renner Drive, Fortuna, CA 95540 · Humboldt CountyPhone(707) 445-8121
Source: Dmand AI Affiliation Data
Dr. Weiling Chang is affiliated with 4 sites of care and 2 medical groups
Dr. Chang's primary practice is Providence Redwood Memorial Hospital in Fortuna, California, part of Providence Health & Services. Dr. Chang is also affiliated with Providence St. Joseph Hospital Eureka. The medical group on file is Humboldt Radiology Medical Group. Dmand AI also links Dr. Chang to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Providence St. Joseph Hospital EurekaHumboldt Radiology Medical Group1 hospitalName with a free account1 group practice or clinicName with a free account1 medical groupName with a free account
See all 6 affiliations for Dr. ChangSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Weiling Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Redwood Memorial Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Weiling Chang is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Chang is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Chang's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
- Pennsylvania license
Diagnostic radiologists near Dr. Chang
Counts of diagnostic radiologists 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. Weiling Chang billed Medicare for 1,526 services in 2024
CMS data shows 1,526 Medicare services from Dr. Chang across 43 procedure codes in 2024, for 1,225 Medicare patients. Medicare paid $43,985 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 20241,526
Medicare patients1,225
Paid by Medicare$43,985
Procedure codes43
Dr. Chang's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Imaging
- 2022: 3,1482024: 1,45054%
- Tests and treatments
- 2022: 02024: 76
- Other services
- 2022: 6,4452024: 0100%
Dr. Chang compared with the California median for diagnostic radiologists, 2024
- Dr. Chang
- California median
- Medicare services
- 1,526vs 2,28133% below
- Medicare patients
- 1,225vs 1,3469% below
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Chang'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.
Need commercial claims for Dr. Chang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chang and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Weiling Chang treated 1,225 Medicare patients in 2024, average age 73
CMS counts 1,225 Medicare patients who saw Dr. Chang in 2024. The largest group is 65 to 74, with 547 patients. 71% of them have high blood pressure, and 70% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 51, with 62% women.
Medicare patients, 20241,225
Average age73
Average risk score1.30
Also on Medicaid32%
Dr. Chang's Medicare patients by age, 2024
Dr. Chang's Medicare patients by sex, 2024
- Women67755%
- Men54845%
Chronic conditions among Dr. Chang's Medicare patients, 2024
- High blood pressure71%
- High cholesterol70%
- Arthritis53%
- Anxiety30%
- Mood disorders30%
- Diabetes28%
- Depression26%
- COPD25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Weiling Chang takes part in Medicare
Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Weiling Chang has 1 publication on record
Dmand AI links 1 paper to Dr. Chang in 2007. Dr. Chang's most frequent co-author is Donald L. Resnick, MD.
Papers1
Dr. Chang's most frequent co-authors
Recent publications by Dr. Chang
See who Dr. Chang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chang works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Weiling Chang graduated from George Washington University School of Medicine and Health Sciences
Dr. Chang graduated from George Washington University School of Medicine and Health Sciences in 1999.
- Medical school
- Board certified in diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Weiling Chang accepts plans from 2 insurance carriers
Dr. Chang is in network with 2 carriers, including Molina and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Molina
- CMS Medicare
Plan types Dr. Chang accepts, by number of carriers
- Medicare2
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Weiling Chang'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Weiling Chang
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. Weiling Chang's NPI number?
Dr. Weiling Chang's NPI number is 1659326460. It was assigned on May 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Weiling Chang?
Dr. Weiling Chang is a diagnostic radiologist in Fortuna, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Weiling Chang practice?
Dr. Chang practices at 3300 Renner Drive, Fortuna, CA 95540. Dr. Chang's primary practice is Providence Redwood Memorial Hospital in Fortuna, California, part of Providence Health & Services. Dmand AI also links Dr. Chang to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Weiling Chang's office phone number?
The practice phone on file for Dr. Chang is (707) 445-8121.
What is Dr. Weiling Chang's medical license number?
Dr. Chang holds California license A90535, one of the licenses on file in 2 states.
Which states has Dr. Weiling Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in California (2005 to 2026) and Pennsylvania (2001 to 2005).
Which hospitals is Dr. Weiling Chang affiliated with?
Dr. Chang practices at Providence Redwood Memorial Hospital in Fortuna, California. Dr. Chang is also affiliated with Providence St. Joseph Hospital Eureka. Dmand AI links Dr. Chang to 1 more hospital.
What medical group is Dr. Weiling Chang part of?
Dr. Chang is linked to Humboldt Radiology Medical Group. Dmand AI links Dr. Chang to 1 more medical group.
Does Dr. Weiling Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 1,526 services in 2024, and Dr. Chang accepts Medicare assignment.
How many Medicare patients does Dr. Weiling Chang see?
CMS counts 1,225 Medicare patients who saw Dr. Chang in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Weiling Chang board certified?
Yes. Dr. Chang is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Weiling Chang bill to Medicare?
In 2024, Dr. Chang's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and diagnostic imaging (74177).
Where did Dr. Weiling Chang go to medical school?
Dr. Chang graduated from George Washington University School of Medicine and Health Sciences in 1999.
How long has Dr. Weiling Chang been practicing?
Dr. Chang graduated from medical school in 1999, 27 years ago.
Does Dr. Weiling Chang do research?
Dmand AI links 1 publication to Dr. Chang.
Who does Dr. Weiling Chang publish with?
Dr. Chang's most frequent co-authors are Donald L. Resnick, MD (1 shared paper).
What insurance does Dr. Weiling Chang accept?
Dr. Chang is in network with 2 carriers, including Molina and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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