Dr. Mark Stanley Wasserman, MD
- Medicare services, 2020
- 24
- Part D claims, 2024
- 22
- Industry payments
- $1,549
- Affiliated sites
- 3
- Medical groups
- 6
- Practice address
- 3315 N Seminary St, Galesburg, IL 61401
- Practice phone
- Call (309) 683-5050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSF Multi-Specialty Group
Galesburg, Illinois
Find Dr. Wasserman'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. Mark Stanley Wasserman is an OB-GYN in Galesburg, Illinois
Dr. Wasserman practices at OSF Multi-Specialty Group in Galesburg, Illinois.
Dr. Wasserman's NPI, 1225130933, was assigned on September 2, 2006. Dr. Wasserman graduated from University of Missouri, Kansas City, School of Medicine in 1984. Dr. Wasserman holds Missouri license R2F91.
- NPI
- 1225130933NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163411133
- NPI enumeration date
- September 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 683-5050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Stanley Wasserman practices at OSF Multi-Specialty Group in Galesburg, Illinois
Dr. Wasserman's primary practice is OSF Multi-Specialty Group, at 3315 N Seminary St, Galesburg, IL 61401 in Knox County. The practice phone is (309) 683-5050.
- OSF Multi-Specialty Group3315 N Seminary St, Galesburg, IL 61401 · Knox CountyPhone(309) 683-5050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Stanley Wasserman is affiliated with 4 sites of care and 6 medical groups
Dr. Wasserman's primary practice is OSF Multi-Specialty Group in Galesburg, Illinois. The medical group on file is OSF Multi-Specialty Group. Dmand AI also links Dr. Wasserman to 5 more medical groups, 2 group practices and clinics and 1 rural health clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Stanley Wasserman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wasserman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Multi-Specialty Group | Available with a free account |
| +3 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Stanley Wasserman is one of 1,665 OB-GYNs in Illinois
Obstetrics and gynecology is Dr. Wasserman's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dmand AI has Dr. Wasserman's licenses on file in 2 states: Missouri and Illinois.
Specialties and state licenses
- Obstetrics and gynecology, MissouriPrimary
- Illinois license
OB-GYNs near Dr. Wasserman
Counts of OB-GYNs 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. Mark Stanley Wasserman billed Medicare for 24 services in 2020
CMS data shows 24 Medicare services from Dr. Wasserman across 1 procedure code in 2020. Medicare paid $53 for them. Every service was in an office.
Dr. Wasserman's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Lab and pathology
- 2019: 862020: 2472%
Dr. Wasserman compared with the Illinois median for OB-GYNs, 2020
- Dr. Wasserman
- Illinois median
- Medicare services
- 24vs 4850% below
- Part D claims
- 42vs 2850% above
Medians across 1,360 OB-GYNs in Illinois with Dmand AI profiles that report each measure.
Dr. Wasserman's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Wasserman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wasserman and other OB-GYNs in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Stanley Wasserman's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Dr. Wasserman's median patient age at 32, with 99% women.
Dr. Wasserman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women99%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Mark Stanley Wasserman wrote 22 Medicare Part D claims in 2024
In 2024, Dr. Wasserman wrote 22 Medicare Part D claims for 13 patients. 91% of them were for generic drugs. They cover 1 drug, with $870 in total drug cost. In 2021, CMS named 375 claims across 15 drugs.
Dr. Wasserman's Part D claims by kind of drug, 2024
- Generic20 claims91%
- Brand-name and other2 claims9%
Dr. Wasserman's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 3752022: 4289%
Drugs named by CMS: 1 in 2022, 15 in 2021.
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. Mark Stanley Wasserman takes part in Medicare
Dr. Wasserman 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. Mark Stanley Wasserman received $1,549 in industry payments from 2016 to 2024
CMS Open Payments shows 103 general payments to Dr. Wasserman from 32 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 97% of the total. Abbvie Inc. paid the most, $322.
General payments to Dr. Wasserman by program year, 2016 to 2024
General payments to Dr. Wasserman by kind, 2016 to 2024
- Food and beverage$1,50297%
- Education$483%
Companies that paid Dr. Wasserman the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Stanley Wasserman graduated from University of Missouri, Kansas City, School of Medicine
Dr. Wasserman graduated from University of Missouri, Kansas City, School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Stanley Wasserman'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 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. Mark Stanley Wasserman
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. Mark Stanley Wasserman's NPI number?
Dr. Mark Stanley Wasserman's NPI number is 1225130933. It was assigned on September 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Stanley Wasserman?
Dr. Mark Stanley Wasserman is an OB-GYN in Galesburg, Illinois. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Mark Stanley Wasserman practice?
Dr. Wasserman practices at 3315 N Seminary St, Galesburg, IL 61401. Dr. Wasserman's primary practice is OSF Multi-Specialty Group in Galesburg, Illinois. Dmand AI also links Dr. Wasserman to 5 medical groups, 2 group practices and clinics and 1 rural health clinic.
What is Dr. Mark Stanley Wasserman's office phone number?
The practice phone on file for Dr. Wasserman is (309) 683-5050.
What is Dr. Mark Stanley Wasserman's medical license number?
Dr. Wasserman holds Missouri license R2F91, one of the licenses on file in 2 states.
Which states has Dr. Mark Stanley Wasserman been licensed in?
Dmand AI has state licenses on file for Dr. Wasserman in Missouri and Illinois.
What medical group is Dr. Mark Stanley Wasserman part of?
Dr. Wasserman is linked to OSF Multi-Specialty Group. Dmand AI links Dr. Wasserman to 5 more medical groups.
Does Dr. Mark Stanley Wasserman accept Medicare?
Yes. CMS data shows Dr. Wasserman billed Medicare for 24 services in 2020, and Dr. Wasserman accepts Medicare assignment.
What services does Dr. Mark Stanley Wasserman bill to Medicare?
In 2020, Dr. Wasserman's most billed Medicare services were lab and pathology test (81003).
Where did Dr. Mark Stanley Wasserman go to medical school?
Dr. Wasserman graduated from University of Missouri, Kansas City, School of Medicine in 1984.
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What drugs does Dr. Mark Stanley Wasserman prescribe most?
In 2022 Medicare Part D data, Dr. Wasserman's most prescribed drugs by claims were Estradiol.
Has Dr. Mark Stanley Wasserman received payments from drug or device companies?
CMS Open Payments shows $1,549 in general payments to Dr. Wasserman from 32 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Mark Stanley Wasserman been practicing?
Dr. Wasserman graduated from medical school in 1984, 42 years ago.
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