Dr. David S. Ruderman, MD
- Part D claims, 2024
- 689
- Industry payments
- $7,846
- Insurance carriers
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3330 Lomita Blvd, Torrance, CA 90505
- Practice phone
- Call (310) 534-8110
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Ruderman'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. David S. Ruderman is a psychiatrist in Torrance, California
Dr. Ruderman practices in Torrance, California.
Dr. Ruderman's NPI, 1235201377, was assigned on November 14, 2006. Dr. Ruderman graduated from Keck School of Medicine of USC in 1979. Dr. Ruderman holds California license G43326.
- NPI
- 1235201377NPI Registry (opens in a new tab)
- NPI enumeration date
- November 14, 2006
- NPI status
- Active
- Practice phone
- (310) 534-8110
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. David S. Ruderman's practice address is in Torrance, California
Dr. Ruderman's practice address in the NPI Registry is 3330 Lomita Blvd, Torrance, CA 90505, in Los Angeles County. The practice phone is (310) 534-8110.
- NPI Registry address3330 Lomita Blvd, Torrance, CA 90505 · Los Angeles CountyPhone(310) 534-8110
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. David S. Ruderman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ruderman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Ruderman's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David S. Ruderman is one of 6,803 psychiatrists in California
Psychiatry is Dr. Ruderman's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Ruderman is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dr. Ruderman is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Ruderman
Counts of psychiatrists 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. David S. Ruderman's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Ruderman's median patient age at 43, with 80% women.
Dr. Ruderman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women80%
- Men20%
Source: Dmand AI Patient Panel Data
Dr. David S. Ruderman wrote 689 Medicare Part D claims in 2024
In 2024, Dr. Ruderman wrote 689 Medicare Part D claims for 74 patients. 93% of them were for generic drugs. CMS names the drug for 617 of them, across 22 drugs with 11 or more claims each, at $49,401 in total drug cost. In 2023, CMS named 546 claims across 20 drugs.
Dr. Ruderman's Part D claims by kind of drug, 2024
- Generic639 claims93%
- Brand-name50 claims7%
Dr. Ruderman'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. Ruderman's Part D claims, 2024
- Antipsychotics, patients 65 and over12%83 of 689 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: 5462024: 61713%
Drugs named by CMS: 22 in 2024, 20 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
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Dr. David S. Ruderman received $7,846 in industry payments from 2016 to 2025
CMS Open Payments shows 146 general payments to Dr. Ruderman from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $2,443.
General payments to Dr. Ruderman by program year, 2016 to 2025
Companies that paid Dr. Ruderman 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. David S. Ruderman graduated from Keck School of Medicine of USC
Dr. Ruderman graduated from Keck School of Medicine of USC in 1979.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. David S. Ruderman accepts plans from 2 insurance carriers
Dr. Ruderman is in network with 2 carriers, including Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
Plan types Dr. Ruderman accepts, by number of carriers
- HMO2
- POS2
- PPO2
- EPO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. David S. Ruderman'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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. David S. Ruderman
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. David S. Ruderman's NPI number?
Dr. David S. Ruderman's NPI number is 1235201377. It was assigned on November 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David S. Ruderman?
Dr. David S. Ruderman is a psychiatrist in Torrance, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. David S. Ruderman practice?
Dr. Ruderman practices at 3330 Lomita Blvd, Torrance, CA 90505.
What is Dr. David S. Ruderman's office phone number?
The practice phone on file for Dr. Ruderman is (310) 534-8110.
What is Dr. David S. Ruderman's medical license number?
Dr. Ruderman holds California license G43326.
Is Dr. David S. Ruderman board certified?
Yes. Dr. Ruderman is board certified in psychiatry by the American Board of Psychiatry and Neurology.
Where did Dr. David S. Ruderman go to medical school?
Dr. Ruderman graduated from Keck School of Medicine of USC in 1979.
What drugs does Dr. David S. Ruderman prescribe most?
In 2024 Medicare Part D data, Dr. Ruderman's most prescribed drugs by claims were Clonazepam, Bupropion XL and Duloxetine HCl.
Has Dr. David S. Ruderman received payments from drug or device companies?
CMS Open Payments shows $7,846 in general payments to Dr. Ruderman from 17 companies from 2016 to 2025. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. David S. Ruderman been practicing?
Dr. Ruderman graduated from medical school in 1979, 47 years ago.
What insurance does Dr. David S. Ruderman accept?
Dr. Ruderman is in network with 2 carriers, including Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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