Dr. Stefan Gary Chevalier, DO
- Medicare services, 2024
- 329
- Medicare patients, 2024
- 219
- Part D claims, 2024
- 66
- Hospital affiliations
- 2
- Industry payments
- $6,816
- Practice address
- 707 East Main Street, Middletown, NY 10940
- Practice phone
- Call (845) 343-2424
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chevalier'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. Stefan Gary Chevalier is a plastic surgeon in Middletown, New York
Dr. Chevalier practices at Garnet Health Medical Center in Middletown, New York, part of Garnet Health.
Dr. Chevalier's NPI, 1649377094, was assigned on September 20, 2006. Dr. Chevalier graduated from Kirksville College of Osteopathic Medicine in 1990. Dr. Chevalier holds New York license 211120.
- NPI
- 1649377094NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739267030
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (845) 343-2424
- 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. Stefan Gary Chevalier practices at Garnet Health Medical Center in Middletown, New York
Dr. Chevalier's primary practice is Garnet Health Medical Center, at 707 East Main Street, Middletown, NY 10940 in Orange County. The practice phone is (845) 343-2424.
- Garnet Health Medical Center707 East Main Street, Middletown, NY 10940 · Orange CountyPhone(845) 343-2424
Source: Dmand AI Affiliation Data
Dr. Stefan Gary Chevalier is affiliated with 3 sites of care
Dr. Chevalier's primary practice is Garnet Health Medical Center in Middletown, New York, part of Garnet Health. Dr. Chevalier is also affiliated with Bon Secours Community Hospital. Dmand AI also links Dr. Chevalier to 1 more physician office, named with a free account. Dr. Chevalier's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stefan Gary Chevalier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chevalier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Garnet Health Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Garnet Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stefan Gary Chevalier is one of 357 plastic surgeons in New York
Plastic surgery is Dr. Chevalier's primary specialty in the NPI Registry, under taxonomy code 208200000X. Dr. Chevalier is board certified in plastic surgery by the American Board of Plastic Surgery. Dr. Chevalier is licensed in New York.
Specialties and state licenses
- Plastic surgery, New YorkPrimary
Clinical focus
Dmand AI lists breast reconstruction, breast surgery, cancerous skin growth removal and head wound among the conditions Dr. Chevalier treats.
Plastic surgeons near Dr. Chevalier
Counts of plastic surgeons 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. Stefan Gary Chevalier billed Medicare for 329 services in 2024
CMS data shows 329 Medicare services from Dr. Chevalier across 7 procedure codes in 2024, for 219 Medicare patients. Medicare paid $19,095 for them. Every service was in an office.
Dr. Chevalier's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2822024: 2704%
- Surgery
- 2023: 322024: 5984%
Dr. Chevalier compared with the New York median for plastic surgeons, 2024
- Dr. Chevalier
- New York median
- Medicare services
- 329vs 694.8 times
- Medicare patients
- 219vs 743.0 times
- Part D claims
- 48vs 192.5 times
Medians across 309 plastic surgeons in New York with Dmand AI profiles that report each measure.
Dr. Chevalier'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chevalier and other plastic surgeons in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stefan Gary Chevalier treated 219 Medicare patients in 2024, average age 73
CMS counts 219 Medicare patients who saw Dr. Chevalier in 2024. The largest group is 65 to 74, with 107 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chevalier's median patient age at 55, with 65% women.
Dr. Chevalier's Medicare patients by age, 2024
Dr. Chevalier's Medicare patients by sex, 2024
- Women13160%
- Men8840%
Chronic conditions among Dr. Chevalier's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis54%
- Ischemic heart disease33%
- Diabetes31%
- Anxiety22%
- COPD21%
- Cancer21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chevalier'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
- Women65%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stefan Gary Chevalier wrote 66 Medicare Part D claims in 2024
In 2024, Dr. Chevalier wrote 66 Medicare Part D claims for 49 patients. 100% of them were for generic drugs. CMS names the drug for 48 of them, across 2 drugs with 11 or more claims each, at $270 in total drug cost. In 2023, CMS named 40 claims across 1 drug.
Dr. Chevalier'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. Chevalier's Part D claims, 2024
- Opioids58%38 of 66 claims
- Antibiotics32%21 of 66 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: 402024: 4820%
Drugs named by CMS: 2 in 2024, 1 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. Stefan Gary Chevalier ranks in the 85th percentile for melanoma (skin cancer) excision in Medicare
Dr. Chevalier accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 44 procedures of melanoma (skin cancer) excision by Dr. Chevalier, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Chevalier ranks in Medicare procedure volume
- Melanoma (skin cancer) excision
- 85th percentile44 procedures
- Mastectomy
- 72nd percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Stefan Gary Chevalier received $6,816 in industry payments from 2016 to 2025
CMS Open Payments shows 45 general payments to Dr. Chevalier from 22 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 51% of the total. Novadaq Technologies Inc. paid the most, $5,021.
General payments to Dr. Chevalier by program year, 2016 to 2025
General payments to Dr. Chevalier by kind, 2016 to 2025
- Travel and lodging$3,46451%
- Food and beverage$3,30248%
- Consulting fees$501%
Companies that paid Dr. Chevalier 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. Stefan Gary Chevalier has 1 award and honors on record
Dmand AI lists 1 award for Dr. Chevalier.
Awards and honors for Dr. Chevalier
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Stefan Gary Chevalier graduated from Kirksville College of Osteopathic Medicine
Dr. Chevalier graduated from Kirksville College of Osteopathic Medicine in 1990. Dr. Chevalier is a member of ACS and ASPS.
- Medical school
- Board certified in plastic surgery
- Board certified in 1993 - 2012
- Board certified in 1996 - 2025
- Board certified in 1998 - 2026
- Board certified in 1997 - 1998
Source: Dmand AI Professional Profile Data
Dr. Stefan Gary Chevalier accepts plans from 17 insurance carriers
Dr. Chevalier is in network with 17 carriers, including Aetna, MVP Health Care and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- MVP Health Care
- United Healthcare
- Elevance
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- +9 more carriersWith a free account
Plan types Dr. Chevalier accepts, by number of carriers
- PPO11
- HMO8
- Medicare7
- EPO5
- POS4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Stefan Gary Chevalier'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Stefan Gary Chevalier
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. Stefan Gary Chevalier's NPI number?
Dr. Stefan Gary Chevalier's NPI number is 1649377094. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stefan Gary Chevalier?
Dr. Stefan Gary Chevalier is a plastic surgeon in Middletown, New York. The primary specialty in the NPI Registry is Plastic Surgery Physician (taxonomy code 208200000X).
Where does Dr. Stefan Gary Chevalier practice?
Dr. Chevalier practices at 707 East Main Street, Middletown, NY 10940. Dr. Chevalier's primary practice is Garnet Health Medical Center in Middletown, New York, part of Garnet Health. Dmand AI also links Dr. Chevalier to 1 physician office.
What is Dr. Stefan Gary Chevalier's office phone number?
The practice phone on file for Dr. Chevalier is (845) 343-2424.
What is Dr. Stefan Gary Chevalier's medical license number?
Dr. Chevalier holds New York license 211120.
Which hospitals is Dr. Stefan Gary Chevalier affiliated with?
Dr. Chevalier practices at Garnet Health Medical Center in Middletown, New York. Dr. Chevalier is also affiliated with Bon Secours Community Hospital.
Does Dr. Stefan Gary Chevalier accept Medicare?
Yes. CMS data shows Dr. Chevalier billed Medicare for 329 services in 2024, and Dr. Chevalier accepts Medicare assignment.
How many Medicare patients does Dr. Stefan Gary Chevalier see?
CMS counts 219 Medicare patients who saw Dr. Chevalier in 2024, with an average age of 73.
Is Dr. Stefan Gary Chevalier board certified?
Yes. Dr. Chevalier is board certified in plastic surgery by the American Board of Plastic Surgery.
What services does Dr. Stefan Gary Chevalier bill to Medicare?
In 2024, Dr. Chevalier's most billed Medicare services were office visit, established patient (99212), office visit, new patient (99202) and office visit, new patient (99203).
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Where did Dr. Stefan Gary Chevalier go to medical school?
Dr. Chevalier graduated from Kirksville College of Osteopathic Medicine in 1990.
What drugs does Dr. Stefan Gary Chevalier prescribe most?
In 2024 Medicare Part D data, Dr. Chevalier's most prescribed drugs by claims were Oxycodone-Acetaminophen and Levofloxacin.
Has Dr. Stefan Gary Chevalier received payments from drug or device companies?
CMS Open Payments shows $6,816 in general payments to Dr. Chevalier from 22 companies from 2016 to 2025. The largest total came from Novadaq Technologies Inc.
How long has Dr. Stefan Gary Chevalier been practicing?
Dr. Chevalier graduated from medical school in 1990, 36 years ago.
What insurance does Dr. Stefan Gary Chevalier accept?
Dr. Chevalier is in network with 17 carriers, including Aetna, MVP Health Care and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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