Dr. Bruce Alex Horwitz, MD
- Industry payments
- $181
- Affiliated sites
- 1
- Medical group
- 1
- Insurance carriers
- 4
- State license
- 1
- Practice address
- 3300 Webster St, Oakland, CA 94609-3117
- Practice phone
- Call (510) 433-1040
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Primary Pediatric Medical Group
Pediatric practice · Oakland, California
Find Dr. Horwitz'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. Bruce Alex Horwitz is a pediatrician in Oakland, California
Dr. Horwitz practices at Primary Pediatric Medical Group in Oakland, California.
Dr. Horwitz's NPI, 1851494728, was assigned on September 6, 2006. Dr. Horwitz graduated from WashU Medicine in 1962. Dr. Horwitz's California license number on file is C25572.
- NPI
- 1851494728NPI Registry (opens in a new tab)
- NPI enumeration date
- September 6, 2006
- NPI status
- Active
- Practice phone
- (510) 433-1040
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1962
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bruce Alex Horwitz practices at Primary Pediatric Medical Group in Oakland, California
Dr. Horwitz's primary practice is Primary Pediatric Medical Group, at 3300 Webster St, Oakland, CA 94609-3117. The practice phone is (510) 433-1040.
- Primary Pediatric Medical Group3300 Webster St, Oakland, CA 94609-3117Phone(510) 433-1040
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bruce Alex Horwitz is affiliated with 1 site of care and 1 medical group
Dr. Horwitz's primary practice is Primary Pediatric Medical Group in Oakland, California. Dmand AI also links Dr. Horwitz to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Bruce Alex Horwitz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Horwitz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Primary Pediatric Medical Group | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Bruce Alex Horwitz is one of 8,236 pediatricians in California
Pediatrics is Dr. Horwitz's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Horwitz is board certified in pediatrics by the American Board of Pediatrics. Dr. Horwitz has a license on file in California.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
Pediatricians near Dr. Horwitz
Counts of pediatricians 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. Bruce Alex Horwitz's patients have a median age of 14
Across all payers, Dmand AI patient panel data puts Dr. Horwitz's median patient age at 14, with 100% women.
Dr. Horwitz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 14
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Bruce Alex Horwitz received $181 in industry payments from 2016 to 2019
CMS Open Payments shows 7 general payments to Dr. Horwitz from 4 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $103.
General payments to Dr. Horwitz by program year, 2016 to 2019
Companies that paid Dr. Horwitz the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Bruce Alex Horwitz graduated from WashU Medicine
Dr. Horwitz graduated from WashU Medicine in 1962.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Bruce Alex Horwitz accepts plans from 4 insurance carriers
Dr. Horwitz is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
Plan types Dr. Horwitz accepts, by number of carriers
- Medicare4
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Bruce Alex Horwitz'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Bruce Alex Horwitz
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. Bruce Alex Horwitz's NPI number?
Dr. Bruce Alex Horwitz's NPI number is 1851494728. It was assigned on September 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Bruce Alex Horwitz?
Dr. Bruce Alex Horwitz is a pediatrician in Oakland, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Bruce Alex Horwitz practice?
Dr. Horwitz practices at 3300 Webster St, Oakland, CA 94609-3117. Dr. Horwitz's primary practice is Primary Pediatric Medical Group in Oakland, California. Dmand AI also links Dr. Horwitz to 1 medical group.
What is Dr. Bruce Alex Horwitz's office phone number?
The practice phone on file for Dr. Horwitz is (510) 433-1040.
What is Dr. Bruce Alex Horwitz's medical license number?
Dr. Horwitz's California license number on file is C25572.
Is Dr. Bruce Alex Horwitz board certified?
Yes. Dr. Horwitz is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Bruce Alex Horwitz go to medical school?
Dr. Horwitz graduated from WashU Medicine in 1962.
Has Dr. Bruce Alex Horwitz received payments from drug or device companies?
CMS Open Payments shows $181 in general payments to Dr. Horwitz from 4 companies from 2016 to 2019. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Bruce Alex Horwitz been practicing?
Dr. Horwitz graduated from medical school in 1962, 64 years ago.
What insurance does Dr. Bruce Alex Horwitz accept?
Dr. Horwitz is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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