Dr. John J. Gashkoff, MD
- Medicare services, 2024
- 3,092
- Medicare patients, 2024
- 449
- Part D claims, 2024
- 884
- Hospital affiliations
- 1
- Industry payments
- $17,589
- Practice address
- 2940 Rolling Ridge, Suite 200, Naperville, IL 60564
- Practice phone
- Call (630) 303-5304
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Duly Surgery Center Pain Management
Surgery Center - Medicare-Certified · Naperville, Illinois
Find Dr. Gashkoff'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. John J. Gashkoff is an interventional pain medicine physician in Naperville, Illinois
Dr. Gashkoff practices at Duly Surgery Center Pain Management in Naperville, Illinois.
Dr. Gashkoff's NPI, 1356309694, was assigned on May 3, 2006. Dr. Gashkoff graduated from Medical College of Wisconsin in 1990. Dr. Gashkoff holds Illinois license 036087991.
- NPI
- 1356309694NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123929536
- NPI enumeration date
- May 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (630) 303-5304
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John J. Gashkoff practices at Duly Surgery Center Pain Management in Naperville, Illinois
Dr. Gashkoff's primary practice is Duly Surgery Center Pain Management, at 2940 Rolling Ridge, Suite 200, Naperville, IL 60564. The practice phone is (630) 303-5304.
- Duly Surgery Center Pain Management2940 Rolling Ridge, Suite 200, Naperville, IL 60564Phone(630) 303-5304
Source: Dmand AI Affiliation Data
Dr. John J. Gashkoff is affiliated with 4 sites of care and 2 medical groups
Dr. Gashkoff's primary practice is Duly Surgery Center Pain Management in Naperville, Illinois. Dr. Gashkoff is also affiliated with Edward Hospital. The medical group on file is DuPage Medical Group. Dmand AI also links Dr. Gashkoff to 2 more group practices and clinics and 1 medical group, 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. John J. Gashkoff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gashkoff practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Duly Surgery Center Pain Management | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John J. Gashkoff is one of 95 interventional pain medicine physicians in Illinois
Interventional pain medicine is Dr. Gashkoff's primary specialty in the NPI Registry, under taxonomy code 208VP0014X. Dr. Gashkoff is licensed in Illinois.
Specialties and state licenses
- Interventional pain medicine, IllinoisPrimary
Interventional pain medicine physicians near Dr. Gashkoff
Counts of interventional pain 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. John J. Gashkoff billed Medicare for 3,092 services in 2024
CMS data shows 3,092 Medicare services from Dr. Gashkoff across 20 procedure codes in 2024, for 449 Medicare patients. Medicare paid $135,469 for them.
Dr. Gashkoff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 9992024: 1,66967%
- Office and hospital visits
- 2023: 6922024: 7275%
- Surgery
- 2023: 6122024: 615No change
- Tests and treatments
- 2023: 622024: 643%
- Other services
- 2023: 02024: 17
Where Dr. Gashkoff's Medicare services took place, 2024
- In an office2,59584%
- In a facility49716%
Dr. Gashkoff compared with the Illinois median for interventional pain medicine physicians, 2024
- Dr. Gashkoff
- Illinois median
- Medicare services
- 3,092vs 6844.5 times
- Medicare patients
- 449vs 26470% above
- Part D claims
- 826vs 71416% above
Medians across 88 interventional pain medicine physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Gashkoff'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.
Need commercial claims for Dr. Gashkoff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gashkoff and other interventional pain medicine physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John J. Gashkoff treated 449 Medicare patients in 2024, average age 75
CMS counts 449 Medicare patients who saw Dr. Gashkoff in 2024. The largest group is 65 to 74, with 199 patients. 75% of them have arthritis, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gashkoff's median patient age at 69, with 60% women.
Dr. Gashkoff's Medicare patients by age, 2024
Dr. Gashkoff's Medicare patients by sex, 2024
- Women28062%
- Men16938%
Chronic conditions among Dr. Gashkoff's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure72%
- Ischemic heart disease32%
- Anxiety30%
- Mood disorders30%
- Depression28%
- Chronic kidney disease27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gashkoff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John J. Gashkoff wrote 884 Medicare Part D claims in 2024
In 2024, Dr. Gashkoff wrote 884 Medicare Part D claims for 203 patients. 95% of them were for generic drugs. CMS names the drug for 826 of them, across 18 drugs with 11 or more claims each, at $28,767 in total drug cost. In 2023, CMS named 845 claims across 19 drugs.
Dr. Gashkoff's Part D claims by kind of drug, 2024
- Generic843 claims95%
- Brand-name41 claims5%
Dr. Gashkoff'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. Gashkoff's Part D claims, 2024
- Opioids62%545 of 884 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: 8452024: 8262%
Drugs named by CMS: 18 in 2024, 19 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
Dr. John J. Gashkoff offers telehealth to Medicare patients
Dr. Gashkoff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gashkoff as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John J. Gashkoff received $17,589 in industry payments from 2016 to 2025
CMS Open Payments shows 341 general payments to Dr. Gashkoff from 36 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 71% of the total. Nevro Corp. paid the most, $3,824.
General payments to Dr. Gashkoff by program year, 2016 to 2025
General payments to Dr. Gashkoff by kind, 2016 to 2025
- Food and beverage$12,52471%
- Travel and lodging$4,21224%
- Education$5533%
- Gifts$3002%
Companies that paid Dr. Gashkoff 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. John J. Gashkoff graduated from Medical College of Wisconsin
Dr. Gashkoff graduated from Medical College of Wisconsin in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John J. Gashkoff'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 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. John J. Gashkoff
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. John J. Gashkoff's NPI number?
Dr. John J. Gashkoff's NPI number is 1356309694. It was assigned on May 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John J. Gashkoff?
Dr. John J. Gashkoff is an interventional pain medicine physician in Naperville, Illinois. The primary specialty in the NPI Registry is Interventional Pain Medicine Physician (taxonomy code 208VP0014X).
Where does Dr. John J. Gashkoff practice?
Dr. Gashkoff practices at 2940 Rolling Ridge, Suite 200, Naperville, IL 60564. Dr. Gashkoff's primary practice is Duly Surgery Center Pain Management in Naperville, Illinois. Dmand AI also links Dr. Gashkoff to 2 group practices and clinics and 1 medical group.
What is Dr. John J. Gashkoff's office phone number?
The practice phone on file for Dr. Gashkoff is (630) 303-5304.
What is Dr. John J. Gashkoff's medical license number?
Dr. Gashkoff holds Illinois license 036087991.
Which hospitals is Dr. John J. Gashkoff affiliated with?
Dr. Gashkoff is affiliated with Edward Hospital.
What medical group is Dr. John J. Gashkoff part of?
Dr. Gashkoff is linked to DuPage Medical Group. Dmand AI links Dr. Gashkoff to 1 more medical group.
Does Dr. John J. Gashkoff accept Medicare?
Yes. CMS data shows Dr. Gashkoff billed Medicare for 3,092 services in 2024, and Dr. Gashkoff accepts Medicare assignment.
Does Dr. John J. Gashkoff offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gashkoff as offering telehealth services.
How many Medicare patients does Dr. John J. Gashkoff see?
CMS counts 449 Medicare patients who saw Dr. Gashkoff in 2024, with an average age of 75.
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What services does Dr. John J. Gashkoff bill to Medicare?
In 2024, Dr. Gashkoff's most billed Medicare services were injected or infused drug (J1010), injected or infused drug (J3301) and office visit, established patient (99214).
Where did Dr. John J. Gashkoff go to medical school?
Dr. Gashkoff graduated from Medical College of Wisconsin in 1990.
What drugs does Dr. John J. Gashkoff prescribe most?
In 2024 Medicare Part D data, Dr. Gashkoff's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Gabapentin and Tramadol HCl.
Has Dr. John J. Gashkoff received payments from drug or device companies?
CMS Open Payments shows $17,589 in general payments to Dr. Gashkoff from 36 companies from 2016 to 2025. The largest total came from Nevro Corp.
How long has Dr. John J. Gashkoff been practicing?
Dr. Gashkoff graduated from medical school in 1990, 36 years ago.
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