Dr. David N. Schiffman, MD
- Part D claims, 2024
- 15
- Hospital affiliations
- 1
- Industry payments
- $1,221
- Medical group
- 1
- State licenses
- 3
- Practice address
- 7373 West Ln, Stockton, CA 95210
- Practice phone
- Call (209) 476-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Stockton, California
Find Dr. Schiffman's professional email, personal email and mobile number
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Dr. David N. Schiffman is an orthopedic surgeon in Stockton, California
Dr. Schiffman practices at Permanente Medical Group Inc in Stockton, California.
Dr. Schiffman's NPI, 1821177577, was assigned on November 3, 2006. Dr. Schiffman graduated from UC Davis School of Medicine in 1991. Dr. Schiffman holds California license G75096.
- NPI
- 1821177577NPI Registry (opens in a new tab)
- NPI enumeration date
- November 3, 2006
- NPI status
- Active
- Practice phone
- (209) 476-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David N. Schiffman practices at Permanente Medical Group Inc in Stockton, California
Dr. Schiffman's primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.
- Permanente Medical Group Inc7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David N. Schiffman is affiliated with 2 sites of care and 1 medical group
Dr. Schiffman's primary practice is Permanente Medical Group Inc in Stockton, California. Dr. Schiffman is also affiliated with Sacramento Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David N. Schiffman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schiffman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | 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. David N. Schiffman is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Schiffman's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Schiffman is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Schiffman's licenses on file in 3 states: California, Washington and Texas.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
- Washington license
- Texas license
Orthopedic surgeons near Dr. Schiffman
Counts of orthopedic surgeons 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 N. Schiffman's patients have a median age of 16
Across all payers, Dmand AI patient panel data puts Dr. Schiffman's median patient age at 16, with 53% women.
Dr. Schiffman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 16
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. David N. Schiffman wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Schiffman wrote 15 Medicare Part D claims for 13 patients. 100% of them were for generic drugs. They cover 2 drugs, with $591 in total drug cost. In 2022, CMS named 77 claims across 2 drugs.
Dr. Schiffman's most prescribed drugs by claims, 2023
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. Schiffman's Part D claims, 2024
- Opioids80%12 of 15 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 772023: 6318%
Drugs named by CMS: 2 in 2023, 2 in 2022.
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 N. Schiffman received $1,221 in industry payments in 2016
CMS Open Payments shows 4 general payments to Dr. Schiffman from 1 drug or device company in 2016. Travel and lodging make up the largest share, 95% of the total. DePuy Synthes Sales Inc. paid the most, $1,221.
General payments to Dr. Schiffman by kind, 2016 to 2016
- Travel and lodging$1,15795%
- Food and beverage$645%
Companies that paid Dr. Schiffman the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David N. Schiffman graduated from UC Davis School of Medicine
Dr. Schiffman graduated from UC Davis School of Medicine in 1991.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Sources for Dr. David N. Schiffman'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy 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 |
| 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 N. Schiffman
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 N. Schiffman's NPI number?
Dr. David N. Schiffman's NPI number is 1821177577. It was assigned on November 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David N. Schiffman?
Dr. David N. Schiffman is an orthopedic surgeon in Stockton, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. David N. Schiffman practice?
Dr. Schiffman practices at 7373 West Ln, Stockton, CA 95210. Dr. Schiffman's primary practice is Permanente Medical Group Inc in Stockton, California.
What is Dr. David N. Schiffman's office phone number?
The practice phone on file for Dr. Schiffman is (209) 476-2000.
What is Dr. David N. Schiffman's medical license number?
Dr. Schiffman holds California license G75096, one of the licenses on file in 3 states.
Which states has Dr. David N. Schiffman been licensed in?
Dmand AI has state licenses on file for Dr. Schiffman in California (1992 to 2026), Washington (1997 to 2004) and Texas (1996 to 1997).
Which hospitals is Dr. David N. Schiffman affiliated with?
Dr. Schiffman is affiliated with Sacramento Medical Center.
What medical group is Dr. David N. Schiffman part of?
Dr. Schiffman is linked to The Permanente Medical Group, Inc.
Is Dr. David N. Schiffman board certified?
Yes. Dr. Schiffman is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
Where did Dr. David N. Schiffman go to medical school?
Dr. Schiffman graduated from UC Davis School of Medicine in 1991.
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What drugs does Dr. David N. Schiffman prescribe most?
In 2023 Medicare Part D data, Dr. Schiffman's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Oxycodone HCl.
Has Dr. David N. Schiffman received payments from drug or device companies?
CMS Open Payments shows $1,221 in general payments to Dr. Schiffman from 1 company from 2016 to 2016. The largest total came from DePuy Synthes Sales Inc.
How long has Dr. David N. Schiffman been practicing?
Dr. Schiffman graduated from medical school in 1991, 35 years ago.
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