Dr. Joseph Zibulewsky, MD
- Medicare services, 2024
- 747
- Medicare patients, 2024
- 668
- Part D claims, 2024
- 187
- Publications
- 4
- Hospital affiliations
- 7
- Practice address
- 1800 N California St, Stockton, CA 95204
- Practice phone
- Call (209) 943-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Zibulewsky'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. Joseph Zibulewsky is an emergency medicine physician in Stockton, California
Dr. Zibulewsky practices at Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health.
Dr. Zibulewsky's NPI, 1679519532, was assigned on June 21, 2006. Dr. Zibulewsky graduated from Lewis Katz School of Medicine in 1997. Dr. Zibulewsky holds California license G64578.
- NPI
- 1679519532NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517927833
- NPI enumeration date
- June 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 943-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- 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. Joseph Zibulewsky practices at Dignity Health - St. Joseph's Medical Center in Stockton, California
Dr. Zibulewsky's primary practice is Dignity Health - St. Joseph's Medical Center, at 1800 N California St, Stockton, CA 95204 in San Joaquin County. The practice phone is (209) 943-2000.
- Dignity Health - St. Joseph's Medical Center1800 N California St, Stockton, CA 95204 · San Joaquin CountyPhone(209) 943-2000
Source: Dmand AI Affiliation Data
Dr. Joseph Zibulewsky is affiliated with 8 sites of care and 11 medical groups
Dr. Zibulewsky's primary practice is Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health. Dr. Zibulewsky is also affiliated with Banner - University Medical Center Phoenix. The medical group on file is Team Physicians of California Medical Group Inc. Dmand AI also links Dr. Zibulewsky to 5 more hospitals, 10 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph Zibulewsky's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zibulewsky practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - St. Joseph's Medical Center | Available with a free account |
| +7 more sites and 10 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across CommonSpirit Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joseph Zibulewsky is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Zibulewsky's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Zibulewsky is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Zibulewsky's licenses on file in 11 states: California, Oregon, Arizona, Texas, Nevada, New Mexico, Illinois, Kansas, Missouri, Wisconsin and Washington.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Oregon license
- Arizona license
- Texas license
- Nevada license
- New Mexico license
- Illinois license
- Kansas license
- Missouri license
- Wisconsin license
- Washington license
Emergency medicine physicians near Dr. Zibulewsky
Counts of emergency medicine physicians 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. Joseph Zibulewsky billed Medicare for 747 services in 2024
CMS data shows 747 Medicare services from Dr. Zibulewsky across 5 procedure codes in 2024, for 668 Medicare patients. Medicare paid $83,837 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zibulewsky's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7602024: 67711%
- Tests and treatments
- 2023: 552024: 7027%
- Surgery
- 2023: 112024: 0100%
Dr. Zibulewsky compared with the California median for emergency medicine physicians, 2024
- Dr. Zibulewsky
- California median
- Medicare services
- 747vs 2652.8 times
- Medicare patients
- 668vs 2432.7 times
- Part D claims
- 91vs 6247% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Zibulewsky'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. Zibulewsky?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zibulewsky and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Zibulewsky treated 668 Medicare patients in 2024, average age 74
CMS counts 668 Medicare patients who saw Dr. Zibulewsky in 2024. The largest group is 65 to 74, with 232 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 41% are also on Medicaid. Their average risk score is 2.26, 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. Zibulewsky's median patient age at 39, with 57% women.
Dr. Zibulewsky's Medicare patients by age, 2024
Dr. Zibulewsky's Medicare patients by sex, 2024
- Women34652%
- Men32248%
Chronic conditions among Dr. Zibulewsky's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes47%
- Ischemic heart disease46%
- Heart failure39%
- Mood disorders39%
- Chronic kidney disease38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zibulewsky's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Zibulewsky wrote 187 Medicare Part D claims in 2024
In 2024, Dr. Zibulewsky wrote 187 Medicare Part D claims for 147 patients. 94% of them were for generic drugs. CMS names the drug for 91 of them, across 5 drugs with 11 or more claims each, at $893 in total drug cost. In 2023, CMS named 80 claims across 4 drugs.
Dr. Zibulewsky's Part D claims by kind of drug, 2024
- Generic175 claims94%
- Brand-name12 claims6%
Dr. Zibulewsky'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. Zibulewsky's Part D claims, 2024
- Opioids7%13 of 187 claims
- Antibiotics35%66 of 187 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: 802024: 9114%
Drugs named by CMS: 5 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. Joseph Zibulewsky takes part in Medicare
Dr. Zibulewsky 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Joseph Zibulewsky has 4 publications on record
Dmand AI links 4 papers to Dr. Zibulewsky. Dr. Zibulewsky's most frequent co-author is A. Michael Borkon, MD.
Dr. Zibulewsky's most frequent co-authors
Recent publications by Dr. Zibulewsky
See who Dr. Zibulewsky researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zibulewsky works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph Zibulewsky received $50 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Zibulewsky from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $50.
Companies that paid Dr. Zibulewsky the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph Zibulewsky graduated from Lewis Katz School of Medicine
Dr. Zibulewsky graduated from Lewis Katz School of Medicine in 1997.
- Medical school
- Board certified in emergency medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Joseph Zibulewsky accepts plans from 21 insurance carriers
Dr. Zibulewsky is in network with 21 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +13 more carriersWith a free account
Plan types Dr. Zibulewsky accepts, by number of carriers
- PPO14
- HMO10
- Medicare8
- POS7
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Zibulewsky'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. Joseph Zibulewsky
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. Joseph Zibulewsky's NPI number?
Dr. Joseph Zibulewsky's NPI number is 1679519532. It was assigned on June 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Zibulewsky?
Dr. Joseph Zibulewsky is an emergency medicine physician in Stockton, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Joseph Zibulewsky practice?
Dr. Zibulewsky practices at 1800 N California St, Stockton, CA 95204. Dr. Zibulewsky's primary practice is Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health. Dmand AI also links Dr. Zibulewsky to 5 hospitals, 10 medical groups and 1 group practice or clinic.
What is Dr. Joseph Zibulewsky's office phone number?
The practice phone on file for Dr. Zibulewsky is (209) 943-2000.
What is Dr. Joseph Zibulewsky's medical license number?
Dr. Zibulewsky holds California license G64578, one of the licenses on file in 11 states.
Which states has Dr. Joseph Zibulewsky been licensed in?
Dmand AI has state licenses on file for Dr. Zibulewsky in California (2019 to 2027), Oregon (since 1993), Arizona (2024 to 2027), Texas (1995 to 2026), Nevada (2025), New Mexico (2020 to 2024), Illinois (2020 to 2023), Kansas (2019 to 2021), Missouri (2018 to 2021), Wisconsin (2020 to 2021) and Washington (2006 to 2015).
Which hospitals is Dr. Joseph Zibulewsky affiliated with?
Dr. Zibulewsky practices at Dignity Health - St. Joseph's Medical Center in Stockton, California. Dr. Zibulewsky is also affiliated with Banner - University Medical Center Phoenix. Dmand AI links Dr. Zibulewsky to 5 more hospitals.
What medical group is Dr. Joseph Zibulewsky part of?
Dr. Zibulewsky is linked to Team Physicians of California Medical Group Inc. Dmand AI links Dr. Zibulewsky to 10 more medical groups.
Does Dr. Joseph Zibulewsky accept Medicare?
Yes. CMS data shows Dr. Zibulewsky billed Medicare for 747 services in 2024, and Dr. Zibulewsky accepts Medicare assignment.
How many Medicare patients does Dr. Joseph Zibulewsky see?
CMS counts 668 Medicare patients who saw Dr. Zibulewsky in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. Joseph Zibulewsky board certified?
Yes. Dr. Zibulewsky is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Joseph Zibulewsky bill to Medicare?
In 2024, Dr. Zibulewsky's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
Where did Dr. Joseph Zibulewsky go to medical school?
Dr. Zibulewsky graduated from Lewis Katz School of Medicine in 1997.
What drugs does Dr. Joseph Zibulewsky prescribe most?
In 2024 Medicare Part D data, Dr. Zibulewsky's most prescribed drugs by claims were Cephalexin, Prednisone and Doxycycline Hyclate.
Has Dr. Joseph Zibulewsky received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Dr. Zibulewsky from 1 company from 2017 to 2017. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Joseph Zibulewsky been practicing?
Dr. Zibulewsky graduated from medical school in 1997, 29 years ago.
Does Dr. Joseph Zibulewsky do research?
Dmand AI links 4 publications to Dr. Zibulewsky.
Who does Dr. Joseph Zibulewsky publish with?
Dr. Zibulewsky's most frequent co-authors are A. Michael Borkon, MD (1 shared paper).
What insurance does Dr. Joseph Zibulewsky accept?
Dr. Zibulewsky is in network with 21 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
Selling to emergency medicine practices?
See emergency medicine physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card