Dr. William Jacob Pevsner, DO
- Medicare services, 2024
- 353
- Medicare patients, 2024
- 105
- Part D claims, 2024
- 7,939
- Industry payments
- $10,228
- Affiliated sites
- 1
- Practice address
- 1334 W Covina Blvd, San Dimas, CA 91773-3211
- Practice phone
- Call (909) 394-9090
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Splinter Medical Group
Physician office · San Dimas, California
Find Dr. Pevsner'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. William Jacob Pevsner is a family medicine physician in San Dimas, California
Dr. Pevsner practices at Splinter Medical Group in San Dimas, California.
Dr. Pevsner's NPI, 1679758171, was assigned on January 2, 2008. Dr. Pevsner graduated from College of Osteo Med of the Pacific at Pomona in 1986. Dr. Pevsner holds California license W20A5383.
- NPI
- 1679758171NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264460518
- NPI enumeration date
- January 2, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 394-9090
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Jacob Pevsner practices at Splinter Medical Group in San Dimas, California
Dr. Pevsner's primary practice is Splinter Medical Group, at 1334 W Covina Blvd, San Dimas, CA 91773-3211. The practice phone is (909) 394-9090.
- Splinter Medical Group1334 W Covina Blvd, San Dimas, CA 91773-3211Phone(909) 394-9090
Source: Dmand AI Affiliation Data
Dr. William Jacob Pevsner is affiliated with 1 site of care
Dr. Pevsner's primary practice is Splinter Medical Group in San Dimas, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Jacob Pevsner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pevsner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Splinter Medical Group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Jacob Pevsner is one of 15,680 family medicine physicians in California
Family medicine is Dr. Pevsner's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Pevsner is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Pevsner
Counts of family 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. William Jacob Pevsner billed Medicare for 353 services in 2024
CMS data shows 353 Medicare services from Dr. Pevsner across 6 procedure codes in 2024, for 105 Medicare patients. Medicare paid $27,177 for them. Every service was in an office.
Dr. Pevsner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2032024: 17912%
- Tests and treatments
- 2023: 972024: 8710%
- Other services
- 2023: 952024: 878%
Dr. Pevsner compared with the California median for family medicine physicians, 2024
- Dr. Pevsner
- California median
- Medicare services
- 353vs 24643% above
- Medicare patients
- 105vs 11811% below
- Part D claims
- 7,117vs 8338.5 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Pevsner'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. Pevsner and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Jacob Pevsner treated 105 Medicare patients in 2024, average age 74
CMS counts 105 Medicare patients who saw Dr. Pevsner in 2024. The largest group is 65 to 74, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.81, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Pevsner's median patient age at 58, with 46% women.
Dr. Pevsner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Pevsner's Medicare patients by sex, 2024
- Women4139%
- Men6461%
Chronic conditions among Dr. Pevsner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes37%
- Arthritis35%
- Ischemic heart disease21%
- Anxiety15%
- Chronic kidney disease14%
- Atrial fibrillation13%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pevsner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Jacob Pevsner wrote 7,939 Medicare Part D claims in 2024
In 2024, Dr. Pevsner wrote 7,939 Medicare Part D claims for 478 patients. 85% of them were for generic drugs. CMS names the drug for 7,117 of them, across 125 drugs with 11 or more claims each, at $652,445 in total drug cost. In 2023, CMS named 5,738 claims across 110 drugs.
Dr. Pevsner's Part D claims by kind of drug, 2024
- Generic6,783 claims85%
- Brand-name1,064 claims13%
- Other92 claims1%
Dr. Pevsner'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. Pevsner's Part D claims, 2024
- Opioids1%89 of 7,939 claims
- Antibiotics2%162 of 7,939 claims
- Antipsychotics, patients 65 and over1%62 of 7,939 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: 5,7382024: 7,11724%
Drugs named by CMS: 125 in 2024, 110 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. William Jacob Pevsner takes part in Medicare
Dr. Pevsner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. William Jacob Pevsner received $10,228 in industry payments from 2016 to 2025
CMS Open Payments shows 611 general payments to Dr. Pevsner from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,431.
General payments to Dr. Pevsner by program year, 2016 to 2025
General payments to Dr. Pevsner by kind, 2016 to 2025
- Food and beverage$10,17599%
- Education$531%
Companies that paid Dr. Pevsner 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. William Jacob Pevsner graduated from College of Osteo Med of the Pacific at Pomona
Dr. Pevsner graduated from College of Osteo Med of the Pacific at Pomona in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Jacob Pevsner'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 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)Doctors and Clinicians Utilization Data (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. William Jacob Pevsner
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. William Jacob Pevsner's NPI number?
Dr. William Jacob Pevsner's NPI number is 1679758171. It was assigned on January 2, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. William Jacob Pevsner?
Dr. William Jacob Pevsner is a family medicine physician in San Dimas, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. William Jacob Pevsner practice?
Dr. Pevsner practices at 1334 W Covina Blvd, San Dimas, CA 91773-3211. Dr. Pevsner's primary practice is Splinter Medical Group in San Dimas, California.
What is Dr. William Jacob Pevsner's office phone number?
The practice phone on file for Dr. Pevsner is (909) 394-9090.
What is Dr. William Jacob Pevsner's medical license number?
Dr. Pevsner holds California license W20A5383.
Does Dr. William Jacob Pevsner accept Medicare?
Yes. CMS data shows Dr. Pevsner billed Medicare for 353 services in 2024, and Dr. Pevsner accepts Medicare assignment.
How many Medicare patients does Dr. William Jacob Pevsner see?
CMS counts 105 Medicare patients who saw Dr. Pevsner in 2024, with an average age of 74.
What services does Dr. William Jacob Pevsner bill to Medicare?
In 2024, Dr. Pevsner's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93000) and medicare service (G0439).
Where did Dr. William Jacob Pevsner go to medical school?
Dr. Pevsner graduated from College of Osteo Med of the Pacific at Pomona in 1986.
What drugs does Dr. William Jacob Pevsner prescribe most?
In 2024 Medicare Part D data, Dr. Pevsner's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Losartan Potassium.
Has Dr. William Jacob Pevsner received payments from drug or device companies?
CMS Open Payments shows $10,228 in general payments to Dr. Pevsner from 38 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. William Jacob Pevsner been practicing?
Dr. Pevsner graduated from medical school in 1986, 40 years ago.
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