Dr. Robert P. Margolis, MD
- Medicare services, 2024
- 703
- Medicare patients, 2024
- 390
- Part D claims, 2024
- 2,914
- Hospital affiliations
- 6
- Industry payments
- $3,826
- Practice address
- 300 Medical Plz, Lake Saint Louis, MO 63367
- Practice phone
- Call (636) 496-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
SSM Health Medical Group
Lake Saint Louis, Missouri
Find Dr. Margolis' 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. Robert P. Margolis is a neurologist in Lake Saint Louis, Missouri
Dr. Margolis practices at SSM Health Medical Group in Lake Saint Louis, Missouri.
Dr. Margolis' NPI, 1497732812, was assigned on December 28, 2005. Dr. Margolis graduated from Saint Louis University School of Medicine in 1975. Dr. Margolis holds Missouri license R3A30.
- NPI
- 1497732812NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193764009
- NPI enumeration date
- December 28, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (636) 496-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert P. Margolis practices at SSM Health Medical Group in Lake Saint Louis, Missouri
Dr. Margolis' primary practice is SSM Health Medical Group, at 300 Medical Plz, Lake Saint Louis, MO 63367 in Saint Charles County. The practice phone is (636) 496-5000.
- SSM Health Medical Group300 Medical Plz, Lake Saint Louis, MO 63367 · Saint Charles CountyPhone(636) 496-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert P. Margolis is affiliated with 9 sites of care and 2 medical groups
Dr. Margolis' primary practice is SSM Health Medical Group in Lake Saint Louis, Missouri. Dr. Margolis is also affiliated with SSM Health St. Joseph Hospital - Lake Saint Louis. The medical group on file is SSM Health Medical Group. Dmand AI also links Dr. Margolis to 5 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
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. Robert P. Margolis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Margolis practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health Medical Group | Available with a free account |
| +8 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert P. Margolis is one of 403 neurologists in Missouri
Neurology is Dr. Margolis' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Margolis' licenses on file in 2 states: Missouri and Illinois.
Specialties and state licenses
- Neurology, MissouriPrimary
- Illinois license
Neurologists near Dr. Margolis
Counts of neurologists 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. Robert P. Margolis billed Medicare for 703 services in 2024
CMS data shows 703 Medicare services from Dr. Margolis across 10 procedure codes in 2024, for 390 Medicare patients. Medicare paid $40,514 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Margolis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5812024: 52010%
- Tests and treatments
- 2023: 2602024: 18330%
Dr. Margolis compared with the Missouri median for neurologists, 2024
- Dr. Margolis
- Missouri median
- Medicare services
- 703vs 37388% above
- Medicare patients
- 390vs 21383% above
- Part D claims
- 2,653vs 26510.0 times
Medians across 392 neurologists in Missouri with Dmand AI profiles that report each measure.
Dr. Margolis' 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. Margolis and other neurologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert P. Margolis treated 390 Medicare patients in 2024, average age 73
CMS counts 390 Medicare patients who saw Dr. Margolis in 2024. The largest group is 65 to 74, with 161 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.68, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Margolis' median patient age at 72, with 55% women.
Dr. Margolis' Medicare patients by age, 2024
Dr. Margolis' Medicare patients by sex, 2024
- Women20753%
- Men18347%
Chronic conditions among Dr. Margolis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Mood disorders38%
- Chronic kidney disease36%
- Depression36%
- Anxiety34%
- Diabetes30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Margolis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert P. Margolis wrote 2,914 Medicare Part D claims in 2024
In 2024, Dr. Margolis wrote 2,914 Medicare Part D claims for 478 patients. 91% of them were for generic drugs. CMS names the drug for 2,653 of them, across 57 drugs with 11 or more claims each, at $497,034 in total drug cost. In 2023, CMS named 3,121 claims across 62 drugs.
Dr. Margolis' Part D claims by kind of drug, 2024
- Generic2,650 claims91%
- Brand-name246 claims8%
- Other18 claims1%
Dr. Margolis' 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. Margolis' Part D claims, 2024
- Opioids1%25 of 2,914 claims
- Antipsychotics, patients 65 and over1%29 of 2,914 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: 3,1212024: 2,65315%
Drugs named by CMS: 57 in 2024, 62 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. Robert P. Margolis takes part in Medicare
Dr. Margolis 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. Robert P. Margolis received $3,826 in industry payments from 2016 to 2025
CMS Open Payments shows 280 general payments to Dr. Margolis from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Abbvie Inc. paid the most, $2,188.
General payments to Dr. Margolis by program year, 2016 to 2025
General payments to Dr. Margolis by kind, 2016 to 2025
- Food and beverage$3,65395%
- Education$1735%
Companies that paid Dr. Margolis 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. Robert P. Margolis graduated from Saint Louis University School of Medicine
Dr. Margolis graduated from Saint Louis University School of Medicine in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert P. Margolis'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 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) |
| 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. Robert P. Margolis
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. Robert P. Margolis' NPI number?
Dr. Robert P. Margolis' NPI number is 1497732812. It was assigned on December 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert P. Margolis?
Dr. Robert P. Margolis is a neurologist in Lake Saint Louis, Missouri. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Robert P. Margolis practice?
Dr. Margolis practices at 300 Medical Plz, Lake Saint Louis, MO 63367. Dr. Margolis' primary practice is SSM Health Medical Group in Lake Saint Louis, Missouri. Dmand AI also links Dr. Margolis to 5 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Robert P. Margolis' office phone number?
The practice phone on file for Dr. Margolis is (636) 496-5000.
What is Dr. Robert P. Margolis' medical license number?
Dr. Margolis holds Missouri license R3A30, one of the licenses on file in 2 states.
Which states has Dr. Robert P. Margolis been licensed in?
Dmand AI has state licenses on file for Dr. Margolis in Missouri and Illinois.
Which hospitals is Dr. Robert P. Margolis affiliated with?
Dr. Margolis is affiliated with SSM Health St. Joseph Hospital - Lake Saint Louis. Dmand AI links Dr. Margolis to 5 more hospitals.
What medical group is Dr. Robert P. Margolis part of?
Dr. Margolis is linked to SSM Health Medical Group. Dmand AI links Dr. Margolis to 1 more medical group.
Does Dr. Robert P. Margolis accept Medicare?
Yes. CMS data shows Dr. Margolis billed Medicare for 703 services in 2024, and Dr. Margolis accepts Medicare assignment.
How many Medicare patients does Dr. Robert P. Margolis see?
CMS counts 390 Medicare patients who saw Dr. Margolis in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Robert P. Margolis bill to Medicare?
In 2024, Dr. Margolis' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and nerve and brain test (95816).
Where did Dr. Robert P. Margolis go to medical school?
Dr. Margolis graduated from Saint Louis University School of Medicine in 1975.
What drugs does Dr. Robert P. Margolis prescribe most?
In 2024 Medicare Part D data, Dr. Margolis' most prescribed drugs by claims were Carbidopa-Levodopa, Donepezil HCl and Gabapentin.
Has Dr. Robert P. Margolis received payments from drug or device companies?
CMS Open Payments shows $3,826 in general payments to Dr. Margolis from 16 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Robert P. Margolis been practicing?
Dr. Margolis graduated from medical school in 1975, 51 years ago.
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