Dr. Jeffrey L. Wang, MD
- Medicare services, 2024
- 38
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 399
- Publications
- 3
- Hospital affiliations
- 2
- Practice address
- 4501 Sand Creek Road, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wang's professional email, personal email and mobile number
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Dr. Jeffrey L. Wang is an internist in Antioch, California
Dr. Wang practices at Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
Dr. Wang's NPI, 1033267828, was assigned on January 8, 2007. Dr. Wang graduated from Tufts University School Of Medicine in 2001. Dr. Wang holds California license A86916.
- NPI
- 1033267828NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416911979
- NPI enumeration date
- January 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeffrey L. Wang practices at Antioch Medical Center in Antioch, California
Dr. Wang's primary practice is Antioch Medical Center, at 4501 Sand Creek Road, Antioch, CA 94531 in Contra Costa County. The practice phone is (925) 813-6500.
- Antioch Medical Center4501 Sand Creek Road, Antioch, CA 94531 · Contra Costa CountyPhone(925) 813-6500
Source: Dmand AI Affiliation Data
Dr. Jeffrey L. Wang is affiliated with 2 sites of care and 1 medical group
Dr. Wang's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. Dr. Wang is also affiliated with Kaiser Permanente South Bay Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jeffrey L. Wang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Antioch 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. Jeffrey L. 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 board certified in internal medicine by the American Board of Internal Medicine. Dr. Wang is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists sepsis 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. Jeffrey L. Wang billed Medicare for 38 services in 2024
CMS data shows 38 Medicare services from Dr. Wang across 2 procedure codes in 2024, for 38 Medicare patients. Medicare paid $2,451 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 122024: 38217%
Dr. Wang compared with the California median for internists, 2024
- Dr. Wang
- California median
- Medicare services
- 38vs 36189% below
- Medicare patients
- 38vs 15175% below
- Part D claims
- 147vs 42165% below
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.
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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. Jeffrey L. Wang treated 38 Medicare patients in 2024, average age 69
CMS counts 38 Medicare patients who saw Dr. Wang in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have high blood pressure, and 61% have high cholesterol. 61% are also on Medicaid. Their average risk score is 3.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Wang's median patient age at 70, with 51% 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
- Women2463%
- Men1437%
Chronic conditions among Dr. Wang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol61%
- Arthritis45%
- Diabetes42%
- Anxiety37%
- COPD37%
- Chronic kidney disease37%
- Heart failure32%
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 70
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jeffrey L. Wang wrote 399 Medicare Part D claims in 2024
In 2024, Dr. Wang wrote 399 Medicare Part D claims for 137 patients. 85% of them were for generic drugs. CMS names the drug for 147 of them, across 9 drugs with 11 or more claims each, at $2,070 in total drug cost. In 2023, CMS named 73 claims across 5 drugs.
Dr. Wang's Part D claims by kind of drug, 2024
- Generic341 claims85%
- Brand-name and other58 claims15%
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
- Opioids3%11 of 399 claims
- Antibiotics16%62 of 399 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: 732024: 147101%
Drugs named by CMS: 9 in 2024, 5 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. Jeffrey L. 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. Jeffrey L. Wang has 3 publications on record
Dmand AI links 3 papers to Dr. Wang, published from 2008 to 2021. Dr. Wang's most frequent co-authors are Leslea A. Brickner, MD, Adnan A. Khan, MD and Adnan Ahmed Khan, MD.
Dr. Wang's papers by year, 2008 to 2021
Dr. Wang's most frequent co-authors
- Leslea A. Brickner, MD1 shared paper
- Adnan A. Khan, MD1 shared paper
- Adnan Ahmed Khan, MD1 shared paper
Recent publications by Dr. Wang
Ann Rheum Dis
See who Dr. Wang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wang works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jeffrey L. Wang received $325 in industry payments from 2016 to 2025
CMS Open Payments shows 3 general payments to Dr. Wang from 3 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Cook Medical LLC paid the most, $154.
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. Jeffrey L. Wang graduated from Tufts University School Of Medicine
Dr. Wang graduated from Tufts University School Of Medicine in 2001.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Jeffrey L. Wang accepts plans from 2 insurance carriers
Dr. Wang is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Wang accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jeffrey L. 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 | 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Jeffrey L. 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. Jeffrey L. Wang's NPI number?
Dr. Jeffrey L. Wang's NPI number is 1033267828. It was assigned on January 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey L. Wang?
Dr. Jeffrey L. Wang is an internist in Antioch, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jeffrey L. Wang practice?
Dr. Wang practices at 4501 Sand Creek Road, Antioch, CA 94531. Dr. Wang's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
What is Dr. Jeffrey L. Wang's office phone number?
The practice phone on file for Dr. Wang is (925) 813-6500.
What is Dr. Jeffrey L. Wang's medical license number?
Dr. Wang holds California license A86916.
Which hospitals is Dr. Jeffrey L. Wang affiliated with?
Dr. Wang practices at Antioch Medical Center in Antioch, California. Dr. Wang is also affiliated with Kaiser Permanente South Bay Medical Center.
What medical group is Dr. Jeffrey L. Wang part of?
Dr. Wang is linked to The Permanente Medical Group, Inc.
Does Dr. Jeffrey L. Wang accept Medicare?
Yes. CMS data shows Dr. Wang billed Medicare for 38 services in 2024, and Dr. Wang accepts Medicare assignment.
How many Medicare patients does Dr. Jeffrey L. Wang see?
CMS counts 38 Medicare patients who saw Dr. Wang in 2024, with an average age of 69.
Is Dr. Jeffrey L. Wang board certified?
Yes. Dr. Wang is board certified in internal medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Jeffrey L. Wang bill to Medicare?
In 2024, Dr. Wang's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99238).
Where did Dr. Jeffrey L. Wang go to medical school?
Dr. Wang graduated from Tufts University School Of Medicine in 2001.
What drugs does Dr. Jeffrey L. Wang prescribe most?
In 2024 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Furosemide, Cefpodoxime Proxetil and Prednisone.
Has Dr. Jeffrey L. Wang received payments from drug or device companies?
CMS Open Payments shows $325 in general payments to Dr. Wang from 3 companies from 2016 to 2025. The largest total came from Cook Medical LLC.
How long has Dr. Jeffrey L. Wang been practicing?
Dr. Wang graduated from medical school in 2001, 25 years ago.
Does Dr. Jeffrey L. Wang do research?
Dmand AI links 3 publications to Dr. Wang, published from 2008 to 2021.
Who does Dr. Jeffrey L. Wang publish with?
Dr. Wang's most frequent co-authors are Leslea A. Brickner, MD (1 shared paper), Adnan A. Khan, MD (1 shared paper) and Adnan Ahmed Khan, MD (1 shared paper).
What insurance does Dr. Jeffrey L. Wang accept?
Dr. Wang is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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