Dr. Robert J. Hartman, MD
- Medicare services, 2017
- 45
- Part D claims, 2024
- 36
- Industry payments
- $84
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 660 N Westmoreland Rd, Lake Forest, IL 60045-1659
- Practice phone
- Call (847) 234-5600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group
Multi-specialty group site · Lake Forest, Illinois
Find Dr. Hartman's professional email, personal email and mobile number
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Dr. Robert J. Hartman is an OB-GYN in Gurnee, Illinois
Dr. Hartman practices at Northwestern Medical Group in Lake Forest, Illinois.
Dr. Hartman's NPI, 1346336310, was assigned on October 5, 2006. Dr. Hartman graduated from Southern Illinois University School of Medicine in 1971. Dr. Hartman holds Illinois license 03651860.
- NPI
- 1346336310NPI Registry (opens in a new tab)
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Practice phone
- (847) 234-5600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert J. Hartman practices in Lake Forest and Gurnee
Dr. Hartman's primary practice is Northwestern Medical Group, at 660 N Westmoreland Rd, Lake Forest, IL 60045-1659. The practice phone is (847) 234-5600. The NPI Registry lists Dr. Hartman's practice address as 7505 Grand Ave, Gurnee, IL 60031.
- Northwestern Medical GroupPrimary660 N Westmoreland Rd, Lake Forest, IL 60045-1659Phone(847) 234-5600
- NPI Registry address7505 Grand Ave, Gurnee, IL 60031 · Lake CountyPhone(847) 615-2229
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Robert J. Hartman is affiliated with 2 sites of care and 2 medical groups
Dr. Hartman's primary practice is Northwestern Medical Group in Lake Forest, Illinois. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Hartman to 1 more physician office and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Robert J. Hartman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hartman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert J. Hartman is one of 1,665 OB-GYNs in Illinois
Obstetrics and gynecology is Dr. Hartman's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Hartman is licensed in Illinois.
Specialties and state licenses
- Obstetrics and gynecology, IllinoisPrimary
OB-GYNs near Dr. Hartman
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. Robert J. Hartman billed Medicare for 45 services in 2017
CMS data shows 45 Medicare services from Dr. Hartman across 2 procedure codes in 2017. Medicare paid $3,018 for them. Every service was in an office.
Dr. Hartman's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Imaging
- 2016: 312017: 4545%
- Lab and pathology
- 2016: 3232017: 0100%
- Surgery
- 2016: 992017: 0100%
- Office and hospital visits
- 2016: 2102017: 0100%
Dr. Hartman compared with the Illinois median for OB-GYNs, 2017
- Dr. Hartman
- Illinois median
- Medicare services
- 45vs 486% below
- Part D claims
- 11vs 2861% below
Medians across 1,360 OB-GYNs in Illinois with Dmand AI profiles that report each measure.
Dr. Hartman's 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. Hartman and other OB-GYNs in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert J. Hartman's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Hartman's median patient age at 55, with 68% women.
Dr. Hartman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women68%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. Robert J. Hartman wrote 36 Medicare Part D claims in 2024
In 2024, Dr. Hartman wrote 36 Medicare Part D claims. 97% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $137 in total drug cost. In 2022, CMS named 12 claims across 1 drug.
Dr. Hartman's Part D claims by kind of drug, 2024
- Generic35 claims97%
- Brand-name and other1 claims3%
Dr. Hartman'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.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 122023: 118%
Drugs named by CMS: 1 in 2023, 1 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. Robert J. Hartman received $84 in industry payments from 2018 to 2025
CMS Open Payments shows 4 general payments to Dr. Hartman from 4 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Blue Earth Diagnostics Limited paid the most, $34.
General payments to Dr. Hartman by program year, 2018 to 2025
Companies that paid Dr. Hartman the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert J. Hartman graduated from Southern Illinois University School of Medicine
Dr. Hartman graduated from Southern Illinois University School of Medicine in 1971.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert J. Hartman'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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 J. Hartman
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 J. Hartman's NPI number?
Dr. Robert J. Hartman's NPI number is 1346336310. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert J. Hartman?
Dr. Robert J. Hartman is an OB-GYN in Gurnee, Illinois. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Robert J. Hartman practice?
Dr. Hartman practices at 660 N Westmoreland Rd, Lake Forest, IL 60045-1659. Dr. Hartman also practices at 7505 Grand Ave, Gurnee, IL 60031. Dr. Hartman's primary practice is Northwestern Medical Group in Lake Forest, Illinois. Dmand AI also links Dr. Hartman to 1 physician office and 1 medical group.
What is Dr. Robert J. Hartman's office phone number?
The practice phone on file for Dr. Hartman is (847) 234-5600.
What is Dr. Robert J. Hartman's medical license number?
Dr. Hartman holds Illinois license 03651860.
What medical group is Dr. Robert J. Hartman part of?
Dr. Hartman is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Hartman to 1 more medical group.
Does Dr. Robert J. Hartman accept Medicare?
Yes. CMS data shows Dr. Hartman billed Medicare for 45 services in 2017.
What services does Dr. Robert J. Hartman bill to Medicare?
In 2017, Dr. Hartman's most billed Medicare services were ultrasound (76830) and ultrasound (76856).
Where did Dr. Robert J. Hartman go to medical school?
Dr. Hartman graduated from Southern Illinois University School of Medicine in 1971.
What drugs does Dr. Robert J. Hartman prescribe most?
In 2023 Medicare Part D data, Dr. Hartman's most prescribed drugs by claims were Drospirenone-Ethinyl Estradiol.
Has Dr. Robert J. Hartman received payments from drug or device companies?
CMS Open Payments shows $84 in general payments to Dr. Hartman from 4 companies from 2018 to 2025. The largest total came from Blue Earth Diagnostics Limited.
How long has Dr. Robert J. Hartman been practicing?
Dr. Hartman graduated from medical school in 1971, 55 years ago.
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