Dr. Dejun Wang, MD
- Medicare services, 2024
- 11,538
- Medicare patients, 2024
- 498
- Part D claims, 2024
- 19,732
- Industry payments
- $2,882
- Affiliated sites
- 5
- Practice address
- 19115 Colima Rd, Rowland Heights, CA 91748
- Practice phone
- Call (626) 810-2983
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dejun Wang M.D. Inc
Rowland Heights, California
Find Dr. Wang'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. Dejun Wang is an internist in Rowland Heights, California
Dr. Wang practices at Dejun Wang M.D. Inc in Rowland Heights, California.
Dr. Wang's NPI, 1275559288, was assigned on July 14, 2006. Dr. Wang graduated from Henan Medicine University in 1987. Dr. Wang holds California license A71575.
- NPI
- 1275559288NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789676651
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 810-2983
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dejun Wang practices at Dejun Wang M.D. Inc in Rowland Heights, California
Dr. Wang's primary practice is Dejun Wang M.D. Inc, at 19115 Colima Rd, Rowland Heights, CA 91748 in Los Angeles County. The practice phone is (626) 810-2983.
- Dejun Wang M.D. Inc19115 Colima Rd, Rowland Heights, CA 91748 · Los Angeles CountyPhone(626) 810-2983
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dejun Wang is affiliated with 6 sites of care and 1 medical group
Dr. Wang's primary practice is Dejun Wang M.D. Inc in Rowland Heights, California. The medical group on file is Dejun Wang MD Inc. Dmand AI also links Dr. Wang to 4 more home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dejun Wang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dejun Wang M.D. Inc | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dejun Wang is one of 16,751 internists in California
Internal medicine is Dr. Wang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wang is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute skin infection, alzheimer's disease, aneurysm, anxiety, aortic atherosclerois and arthritis among the conditions Dr. Wang treats.
Internists near Dr. Wang
Counts of internists 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. Dejun Wang billed Medicare for 11,538 services in 2024
CMS data shows 11,538 Medicare services from Dr. Wang across 21 procedure codes in 2024, for 498 Medicare patients. Medicare paid $677,663 for them. Every service was in an office.
Dr. Wang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6,6882024: 7,1547%
- Other services
- 2023: 1,6092024: 1,88317%
- Surgery
- 2023: 1,1802024: 1,1156%
- Drugs given in the office
- 2023: 1,1462024: 1,1133%
- Tests and treatments
- 2023: 3172024: 27314%
Dr. Wang compared with the California median for internists, 2024
- Dr. Wang
- California median
- Medicare services
- 11,538vs 36132.0 times
- Medicare patients
- 498vs 1513.3 times
- Part D claims
- 19,019vs 42145.2 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Wang'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. Wang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wang and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dejun Wang treated 498 Medicare patients in 2024, average age 79
CMS counts 498 Medicare patients who saw Dr. Wang in 2024. The largest group is 75 to 84, with 170 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 85% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wang's median patient age at 68, with 55% women.
Dr. Wang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wang's Medicare patients by sex, 2024
- Women31363%
- Men18537%
Chronic conditions among Dr. Wang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Arthritis55%
- Osteoporosis30%
- Ischemic heart disease25%
- Chronic kidney disease20%
- Alzheimer's and dementia15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dejun Wang wrote 19,732 Medicare Part D claims in 2024
In 2024, Dr. Wang wrote 19,732 Medicare Part D claims for 895 patients. 83% of them were for generic drugs. CMS names the drug for 19,019 of them, across 202 drugs with 11 or more claims each, at $2,462,983 in total drug cost. In 2023, CMS named 17,672 claims across 203 drugs.
Dr. Wang's Part D claims by kind of drug, 2024
- Generic16,279 claims83%
- Brand-name3,255 claims16%
- Other198 claims1%
Dr. Wang'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's Part D claims, 2024
- Opioids0%46 of 19,732 claims
- Antibiotics4%693 of 19,732 claims
- Antipsychotics, patients 65 and over0%47 of 19,732 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: 17,6722024: 19,0198%
Drugs named by CMS: 202 in 2024, 203 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
How Dr. Dejun Wang takes part in Medicare
Dr. Wang 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. Dejun Wang received $2,882 in industry payments from 2016 to 2025
CMS Open Payments shows 213 general payments to Dr. Wang from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $653.
General payments to Dr. Wang by program year, 2016 to 2025
Companies that paid Dr. Wang the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dejun Wang has 1 award and honors on record
Dmand AI lists 1 award for Dr. Wang, most recently CMS Stage 1 EHR in 2014.
Awards and honors for Dr. Wang
- 2014
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Dejun Wang graduated from Henan Medicine University
Dr. Wang graduated from Henan Medicine University in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Dejun Wang accepts plans from 17 insurance carriers
Dr. Wang is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Humana
- LA Care
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Wang accepts, by number of carriers
- Medicare11
- PPO10
- HMO9
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Dejun Wang'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Dejun Wang
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. Dejun Wang's NPI number?
Dr. Dejun Wang's NPI number is 1275559288. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dejun Wang?
Dr. Dejun Wang is an internist in Rowland Heights, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Dejun Wang practice?
Dr. Wang practices at 19115 Colima Rd, Rowland Heights, CA 91748. Dr. Wang's primary practice is Dejun Wang M.D. Inc in Rowland Heights, California. Dmand AI also links Dr. Wang to 4 home health agencies and 1 group practice or clinic.
What is Dr. Dejun Wang's office phone number?
The practice phone on file for Dr. Wang is (626) 810-2983.
What is Dr. Dejun Wang's medical license number?
Dr. Wang holds California license A71575.
What medical group is Dr. Dejun Wang part of?
Dr. Wang is linked to Dejun Wang MD Inc.
Does Dr. Dejun Wang accept Medicare?
Yes. CMS data shows Dr. Wang billed Medicare for 11,538 services in 2024, and Dr. Wang accepts Medicare assignment.
How many Medicare patients does Dr. Dejun Wang see?
CMS counts 498 Medicare patients who saw Dr. Wang in 2024, with an average age of 79.
What services does Dr. Dejun Wang bill to Medicare?
In 2024, Dr. Wang's most billed Medicare services were care management and other visits (99490), office visit, established patient (99214) and surgery: bones and joints (20610).
Where did Dr. Dejun Wang go to medical school?
Dr. Wang graduated from Henan Medicine University in 1987.
Show 4 more questionsShow fewer questions
What drugs does Dr. Dejun Wang prescribe most?
In 2024 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Dejun Wang received payments from drug or device companies?
CMS Open Payments shows $2,882 in general payments to Dr. Wang from 22 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Dejun Wang been practicing?
Dr. Wang graduated from medical school in 1987, 39 years ago.
What insurance does Dr. Dejun Wang accept?
Dr. Wang is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
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