Ivan Greg Herstik, DPM
- Medicare patients, 2024
- 619
- Part D claims, 2024
- 1,003
- Hospital affiliations
- 1
- Industry payments
- $23
- Medical groups
- 2
- Practice address
- 73 Market St, Yonkers, NY 10710-7602
- Practice phone
- Call (914) 682-0700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Westmed Medical Group
Multi-specialty group site · Yonkers, New York
Find Ivan Herstik'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.
Ivan Greg Herstik is a podiatrist in Yonkers, New York
Ivan Herstik practices at Westmed Medical Group in Yonkers, New York.
Ivan Herstik's NPI, 1407872302, was assigned on July 14, 2006. Ivan Herstik graduated from New York College of Podiatric Medicine in 1983. Ivan Herstik holds New York license N004237.
- NPI
- 1407872302NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698810117
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (914) 682-0700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ivan Greg Herstik practices at Westmed Medical Group in Yonkers, New York
Ivan Herstik's primary practice is Westmed Medical Group, at 73 Market St, Yonkers, NY 10710-7602. The practice phone is (914) 682-0700.
- Westmed Medical Group73 Market St, Yonkers, NY 10710-7602Phone(914) 682-0700
Source: Dmand AI Affiliation Data
Ivan Greg Herstik is affiliated with 3 sites of care and 2 medical groups
Ivan Herstik's primary practice is Westmed Medical Group in Yonkers, New York. Ivan Herstik is also affiliated with White Plains Hospital. The medical group on file is Westmed Medical Group. Dmand AI also links Ivan Herstik to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ivan Greg Herstik's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ivan Herstik practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Westmed Medical Group | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Ivan Greg Herstik is one of 793 podiatrists in New York
Podiatrist is Ivan Herstik's primary specialty in the NPI Registry, under taxonomy code 213E00000X. Dmand AI has Ivan Herstik's licenses on file in 2 states: New York and New Jersey.
Specialties and state licenses
- Podiatrist, New YorkPrimary
- New Jersey license
Podiatrists near Ivan Herstik
Counts of podiatrists 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
Ivan Greg Herstik treated 619 Medicare patients in 2024, average age 75
CMS counts 619 Medicare patients who saw Ivan Herstik in 2024. The largest group is 65 to 74, with 253 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ivan Herstik's median patient age at 59, with 56% women.
Ivan Herstik's Medicare patients by age, 2024
Ivan Herstik's Medicare patients by sex, 2024
- Women34656%
- Men27344%
Chronic conditions among Ivan Herstik's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis48%
- Diabetes34%
- Chronic kidney disease29%
- Ischemic heart disease25%
- Mood disorders23%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Ivan Herstik's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ivan Greg Herstik wrote 1,003 Medicare Part D claims in 2024
In 2024, Ivan Herstik wrote 1,003 Medicare Part D claims for 425 patients. 93% of them were for generic drugs.
Ivan Herstik's Part D claims by kind of drug, 2024
- Generic929 claims93%
- Brand-name74 claims7%
Drug classes CMS tracks in Ivan Herstik's Part D claims, 2024
- Opioids1%12 of 1,003 claims
- Antibiotics7%72 of 1,003 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ivan Greg Herstik ranks in the 83rd percentile for removal or shaving of skin growth in Medicare
Ivan Herstik accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ivan Herstik as offering telehealth. CMS counts 80 procedures of removal or shaving of skin growth by Ivan Herstik, more than 83% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Ivan Herstik ranks in Medicare procedure volume
- Removal of nail tissue
- 79th percentile321 procedures
- Removal or shaving of skin growth
- 83rd percentile80 procedures
- Removal of tissue
- 81st percentile62 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Ivan Greg Herstik received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Ivan Herstik from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Treace Medical Concepts, Inc. paid the most, $23.
Companies that paid Ivan Herstik the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ivan Greg Herstik graduated from New York College of Podiatric Medicine
Ivan Herstik graduated from New York College of Podiatric Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ivan Greg Herstik'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 Data |
| 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 (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)Doctors and Clinicians Utilization Data (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 Ivan Greg Herstik
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ivan Greg Herstik's NPI number?
Ivan Greg Herstik's NPI number is 1407872302. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What does Ivan Greg Herstik specialize in?
Ivan Greg Herstik is a podiatrist in Yonkers, New York. The primary specialty in the NPI Registry is Podiatrist (taxonomy code 213E00000X).
Where does Ivan Greg Herstik practice?
Ivan Herstik practices at 73 Market St, Yonkers, NY 10710-7602. Ivan Herstik's primary practice is Westmed Medical Group in Yonkers, New York. Dmand AI also links Ivan Herstik to 1 group practice or clinic and 1 medical group.
What is Ivan Greg Herstik's office phone number?
The practice phone on file for Ivan Herstik is (914) 682-0700.
What is Ivan Greg Herstik's medical license number?
Ivan Herstik holds New York license N004237, one of the licenses on file in 2 states.
Which states has Ivan Greg Herstik been licensed in?
Dmand AI has state licenses on file for Ivan Herstik in New York and New Jersey.
Which hospitals is Ivan Greg Herstik affiliated with?
Ivan Herstik is affiliated with White Plains Hospital.
What medical group is Ivan Greg Herstik part of?
Ivan Herstik is linked to Westmed Medical Group. Dmand AI links Ivan Herstik to 1 more medical group.
Does Ivan Greg Herstik accept Medicare?
Yes. CMS lists Ivan Herstik as accepting Medicare assignment.
Does Ivan Greg Herstik offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ivan Herstik as offering telehealth services.
Show 4 more questionsShow fewer questions
How many Medicare patients does Ivan Greg Herstik see?
CMS counts 619 Medicare patients who saw Ivan Herstik in 2024, with an average age of 75.
Where did Ivan Greg Herstik go to medical school?
Ivan Herstik graduated from New York College of Podiatric Medicine in 1983.
Has Ivan Greg Herstik received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Ivan Herstik from 1 company from 2025 to 2025. The largest total came from Treace Medical Concepts, Inc.
How long has Ivan Greg Herstik been practicing?
Ivan Herstik graduated from medical school in 1983, 43 years ago.
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