Dr. Jeffrey Wang, MD
- Medicare services, 2024
- 18
- Medicare patients, 2024
- 20
- Part D claims, 2024
- 439
- Hospital affiliations
- 3
- Medical group
- 1
- Practice address
- 2500 Merced Street, San Leandro, CA 94577
- Practice phone
- Call (510) 454-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Jeffrey Wang is an internist in San Leandro, California
Dr. Wang practices at San Leandro Medical Center in San Leandro, California, part of Kaiser Permanente.
Dr. Wang's NPI, 1386270429, was assigned on March 20, 2020. Dr. Wang graduated from The University of Arizona College of Medicine, Phoenix in 2020. Dr. Wang holds California license A180000.
- NPI
- 1386270429NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214311539
- NPI enumeration date
- March 20, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 454-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeffrey Wang practices at San Leandro Medical Center in San Leandro, California
Dr. Wang's primary practice is San Leandro Medical Center, at 2500 Merced Street, San Leandro, CA 94577 in Alameda County. The practice phone is (510) 454-1000.
- San Leandro Medical Center2500 Merced Street, San Leandro, CA 94577 · Alameda CountyPhone(510) 454-1000
Source: Dmand AI Affiliation Data
Dr. Jeffrey Wang is affiliated with 3 sites of care and 1 medical group
Dr. Wang's primary practice is San Leandro Medical Center in San Leandro, California, part of Kaiser Permanente. Dr. Wang is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Wang to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jeffrey Wang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Leandro Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jeffrey 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
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 Wang billed Medicare for 18 services in 2024
CMS data shows 18 Medicare services from Dr. Wang across 1 procedure code in 2024, for 20 Medicare patients. Medicare paid $1,318 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wang compared with the California median for internists, 2024
- Dr. Wang
- California median
- Medicare services
- 18vs 36195% below
- Medicare patients
- 20vs 15187% below
- Part D claims
- 165vs 42161% 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 Wang treated 20 Medicare patients in 2024, average age 66
CMS counts 20 Medicare patients who saw Dr. Wang in 2024. 75% of them have high blood pressure, and 55% have depression. Their average risk score is 2.42, 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 73, with 55% women.
Chronic conditions among Dr. Wang's Medicare patients, 2024
- High blood pressure75%
- Depression55%
- High cholesterol55%
- Mood disorders55%
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 73
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. Jeffrey Wang wrote 439 Medicare Part D claims in 2024
In 2024, Dr. Wang wrote 439 Medicare Part D claims for 196 patients. 90% of them were for generic drugs. CMS names the drug for 165 of them, across 8 drugs with 11 or more claims each, at $1,875 in total drug cost. In 2023, CMS named 73 claims across 4 drugs.
Dr. Wang's Part D claims by kind of drug, 2024
- Generic396 claims90%
- Brand-name and other43 claims10%
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%15 of 439 claims
- Antibiotics18%77 of 439 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: 165126%
Drugs named by CMS: 8 in 2024, 4 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 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 Wang graduated from The University of Arizona College of Medicine, Phoenix
Dr. Wang graduated from The University of Arizona College of Medicine, Phoenix in 2020.
- Medical school
- Board certified in internal medicine
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Jeffrey Wang accepts plans from 1 insurance carrier
Dr. Wang is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Jeffrey 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) |
| 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 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 Wang's NPI number?
Dr. Jeffrey Wang's NPI number is 1386270429. It was assigned on March 20, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey Wang?
Dr. Jeffrey Wang is an internist in San Leandro, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jeffrey Wang practice?
Dr. Wang practices at 2500 Merced Street, San Leandro, CA 94577. Dr. Wang's primary practice is San Leandro Medical Center in San Leandro, California, part of Kaiser Permanente. Dmand AI also links Dr. Wang to 1 hospital.
What is Dr. Jeffrey Wang's office phone number?
The practice phone on file for Dr. Wang is (510) 454-1000.
What is Dr. Jeffrey Wang's medical license number?
Dr. Wang holds California license A180000.
Which hospitals is Dr. Jeffrey Wang affiliated with?
Dr. Wang practices at San Leandro Medical Center in San Leandro, California. Dr. Wang is also affiliated with Oakland Medical Center. Dmand AI links Dr. Wang to 1 more hospital.
What medical group is Dr. Jeffrey Wang part of?
Dr. Wang is linked to The Permanente Medical Group, Inc.
Does Dr. Jeffrey Wang accept Medicare?
Yes. CMS data shows Dr. Wang billed Medicare for 18 services in 2024, and Dr. Wang accepts Medicare assignment.
How many Medicare patients does Dr. Jeffrey Wang see?
CMS counts 20 Medicare patients who saw Dr. Wang in 2024, with an average age of 66.
Is Dr. Jeffrey Wang board certified?
Yes. Dr. Wang is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Jeffrey Wang bill to Medicare?
In 2024, Dr. Wang's most billed Medicare services were hospital inpatient care (99238).
Where did Dr. Jeffrey Wang go to medical school?
Dr. Wang graduated from The University of Arizona College of Medicine, Phoenix in 2020.
What drugs does Dr. Jeffrey Wang prescribe most?
In 2024 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Atorvastatin Calcium, Doxycycline Monohydrate and Furosemide.
How long has Dr. Jeffrey Wang been practicing?
Dr. Wang graduated from medical school in 2020, 6 years ago.
What insurance does Dr. Jeffrey Wang accept?
Dr. Wang is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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