Dr. Peter John Margulis, MD
- Medicare services, 2017
- 199
- Part D claims, 2024
- 1,626
- Industry payments
- $159
- Affiliated sites
- 4
- Medical groups
- 4
- Practice address
- 16742 Stagg St, Ste 120, Vannuys, CA 91406
- Practice phone
- Call (818) 779-0496
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Primex Clinical Laboratories
Clinical Lab - Full Service · Vannuys, California
Find Dr. Margulis' professional email, personal email and mobile number
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Dr. Peter John Margulis is a psychiatrist in Vannuys, California
Dr. Margulis practices at Primex Clinical Laboratories in Vannuys, California.
Dr. Margulis' NPI, 1063544450, was assigned on March 12, 2007. Dr. Margulis graduated from State University of NY Upstate Medical University in 1986. Dr. Margulis holds Indiana license 01038374.
- NPI
- 1063544450NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850383365
- NPI enumeration date
- March 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 779-0496
- 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. Peter John Margulis practices at Primex Clinical Laboratories in Vannuys, California
Dr. Margulis' primary practice is Primex Clinical Laboratories, at 16742 Stagg St, Ste 120, Vannuys, CA 91406. The practice phone is (818) 779-0496.
- Primex Clinical Laboratories16742 Stagg St, Ste 120, Vannuys, CA 91406Phone(818) 779-0496
Source: Dmand AI Affiliation Data
Dr. Peter John Margulis is affiliated with 4 sites of care and 4 medical groups
Dr. Margulis' primary practice is Primex Clinical Laboratories in Vannuys, California. The medical group on file is BestSelf Behavioral Health. Dmand AI also links Dr. Margulis to 3 more group practices and clinics and 3 medical groups, 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. Peter John Margulis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Margulis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Primex Clinical Laboratories | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter John Margulis is one of 6,803 psychiatrists in California
Psychiatry is Dr. Margulis' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Margulis' licenses on file in 2 states: Indiana and New York.
Specialties and state licenses
- Psychiatry, IndianaPrimary
- New York license
Psychiatrists near Dr. Margulis
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. Peter John Margulis billed Medicare for 199 services in 2017
CMS data shows 199 Medicare services from Dr. Margulis across 3 procedure codes in 2017, all of them office visits. Medicare paid $10,676 for them. Every service was in an office.
Dr. Margulis' Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 1272017: 19957%
Dr. Margulis compared with the California median for psychiatrists, 2017
- Dr. Margulis
- California median
- Medicare services
- 199vs 11967% above
- Part D claims
- 1,397vs 1449.7 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Margulis' most billed Medicare procedure codes, 2017
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. Margulis and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter John Margulis' patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Margulis' median patient age at 39, with 38% women.
Dr. Margulis' 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
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Peter John Margulis wrote 1,626 Medicare Part D claims in 2024
In 2024, Dr. Margulis wrote 1,626 Medicare Part D claims for 466 patients. 94% of them were for generic drugs. CMS names the drug for 1,397 of them, across 37 drugs with 11 or more claims each, at $86,785 in total drug cost. In 2023, CMS named 1,877 claims across 43 drugs.
Dr. Margulis' Part D claims by kind of drug, 2024
- Generic1,521 claims94%
- Brand-name105 claims6%
Dr. Margulis' 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. Margulis' Part D claims, 2024
- Antipsychotics, patients 65 and over7%112 of 1,626 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: 1,8772024: 1,39726%
Drugs named by CMS: 37 in 2024, 43 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. Peter John Margulis takes part in Medicare
Dr. Margulis 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)
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Dr. Peter John Margulis received $159 in industry payments from 2018 to 2024
CMS Open Payments shows 3 general payments to Dr. Margulis from 3 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 100% of the total. Axsome Therapeutics, Inc. paid the most, $115.
General payments to Dr. Margulis by program year, 2018 to 2024
Companies that paid Dr. Margulis the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter John Margulis graduated from State University of NY Upstate Medical University
Dr. Margulis graduated from State University of NY Upstate Medical University in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter John Margulis'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Peter John Margulis
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. Peter John Margulis' NPI number?
Dr. Peter John Margulis' NPI number is 1063544450. It was assigned on March 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter John Margulis?
Dr. Peter John Margulis is a psychiatrist in Vannuys, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Peter John Margulis practice?
Dr. Margulis practices at 16742 Stagg St, Ste 120, Vannuys, CA 91406. Dr. Margulis' primary practice is Primex Clinical Laboratories in Vannuys, California. Dmand AI also links Dr. Margulis to 3 group practices and clinics and 3 medical groups.
What is Dr. Peter John Margulis' office phone number?
The practice phone on file for Dr. Margulis is (818) 779-0496.
What is Dr. Peter John Margulis' medical license number?
Dr. Margulis holds Indiana license 01038374, one of the licenses on file in 2 states.
Which states has Dr. Peter John Margulis been licensed in?
Dmand AI has state licenses on file for Dr. Margulis in Indiana and New York.
What medical group is Dr. Peter John Margulis part of?
Dr. Margulis is linked to BestSelf Behavioral Health. Dmand AI links Dr. Margulis to 3 more medical groups.
Does Dr. Peter John Margulis accept Medicare?
Yes. CMS data shows Dr. Margulis billed Medicare for 199 services in 2017, and Dr. Margulis accepts Medicare assignment.
What services does Dr. Peter John Margulis bill to Medicare?
In 2017, Dr. Margulis' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99212).
Where did Dr. Peter John Margulis go to medical school?
Dr. Margulis graduated from State University of NY Upstate Medical University in 1986.
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What drugs does Dr. Peter John Margulis prescribe most?
In 2024 Medicare Part D data, Dr. Margulis' most prescribed drugs by claims were Clonazepam, Lorazepam and Quetiapine Fumarate.
Has Dr. Peter John Margulis received payments from drug or device companies?
CMS Open Payments shows $159 in general payments to Dr. Margulis from 3 companies from 2018 to 2024. The largest total came from Axsome Therapeutics, Inc.
How long has Dr. Peter John Margulis been practicing?
Dr. Margulis graduated from medical school in 1986, 40 years ago.
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