Dr. Mark Ross Comaratta, MD
- Medicare services, 2023
- 365
- Part D claims, 2024
- 31
- Industry payments
- $499
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 5031 Cottonwood Rd, Bozeman, MT 59718
- Practice phone
- Call (972) 763-3859
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bozeman Outpatient Surgery Center
Bozeman, Montana
Find Dr. Comaratta's professional email, personal email and mobile number
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Dr. Mark Ross Comaratta is an ophthalmologist in Bozeman, Montana
Dr. Comaratta practices at Bozeman Outpatient Surgery Center in Bozeman, Montana.
Dr. Comaratta's NPI, 1144286121, was assigned on April 26, 2006. Dr. Comaratta graduated from State University of New York at Buffalo School of Medicine in 1991. Dr. Comaratta holds Montana license 12335.
- NPI
- 1144286121NPI Registry (opens in a new tab)
- NPI enumeration date
- April 26, 2006
- NPI status
- Active
- Practice phone
- (972) 763-3859
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark Ross Comaratta practices at Bozeman Outpatient Surgery Center in Bozeman, Montana
Dr. Comaratta's primary practice is Bozeman Outpatient Surgery Center, at 5031 Cottonwood Rd, Bozeman, MT 59718 in Gallatin County. The practice phone is (972) 763-3859.
- Bozeman Outpatient Surgery Center5031 Cottonwood Rd, Bozeman, MT 59718 · Gallatin CountyPhone(972) 763-3859
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Ross Comaratta is affiliated with 2 sites of care
Dr. Comaratta's primary practice is Bozeman Outpatient Surgery Center in Bozeman, Montana. Dmand AI also links Dr. Comaratta to 1 physician office, 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 Ross Comaratta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Comaratta practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bozeman Outpatient Surgery Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Ross Comaratta is one of 48 ophthalmologists in Montana
Ophthalmology is Dr. Comaratta's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Comaratta is licensed in Montana.
Specialties and state licenses
- Ophthalmology, MontanaPrimary
Ophthalmologists near Dr. Comaratta
Counts of ophthalmologists 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 Ross Comaratta billed Medicare for 365 services in 2023
CMS data shows 365 Medicare services from Dr. Comaratta across 7 procedure codes in 2023. Medicare paid $55,740 for them. Every service was in an office.
Dr. Comaratta's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Tests and treatments
- 2022: 2,5672023: 14694%
- Drugs given in the office
- 2022: 2,6902023: 10496%
- Surgery
- 2022: 1,2922023: 7195%
- Office and hospital visits
- 2022: 6042023: 4493%
- Imaging
- 2022: 162023: 0100%
Dr. Comaratta compared with the Montana median for ophthalmologists, 2023
- Dr. Comaratta
- Montana median
- Medicare services
- 365vs 2,68686% below
- Part D claims
- 13vs 51697% below
Medians across 53 ophthalmologists in Montana with Dmand AI profiles that report each measure.
Dr. Comaratta's most billed Medicare procedure codes, 2023
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. Comaratta and other ophthalmologists in Montana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Ross Comaratta's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Comaratta's median patient age at 70, with 52% women.
Dr. Comaratta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Mark Ross Comaratta wrote 31 Medicare Part D claims in 2024
In 2024, Dr. Comaratta wrote 31 Medicare Part D claims. 58% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $429 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Dr. Comaratta's Part D claims by kind of drug, 2024
- Generic18 claims58%
- Brand-name13 claims42%
Dr. Comaratta'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 122024: 138%
Drugs named by CMS: 1 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
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Dr. Mark Ross Comaratta received $499 in industry payments from 2016 to 2022
CMS Open Payments shows 15 general payments to Dr. Comaratta from 8 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $245.
General payments to Dr. Comaratta by program year, 2016 to 2022
Companies that paid Dr. Comaratta the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Ross Comaratta graduated from State University of New York at Buffalo School of Medicine
Dr. Comaratta graduated from State University of New York at Buffalo School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Ross Comaratta'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) |
| 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 Ross Comaratta
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 Ross Comaratta's NPI number?
Dr. Mark Ross Comaratta's NPI number is 1144286121. It was assigned on April 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Ross Comaratta?
Dr. Mark Ross Comaratta is an ophthalmologist in Bozeman, Montana. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark Ross Comaratta practice?
Dr. Comaratta practices at 5031 Cottonwood Rd, Bozeman, MT 59718. Dr. Comaratta's primary practice is Bozeman Outpatient Surgery Center in Bozeman, Montana. Dmand AI also links Dr. Comaratta to 1 physician office.
What is Dr. Mark Ross Comaratta's office phone number?
The practice phone on file for Dr. Comaratta is (972) 763-3859.
What is Dr. Mark Ross Comaratta's medical license number?
Dr. Comaratta holds Montana license 12335.
Does Dr. Mark Ross Comaratta accept Medicare?
Yes. CMS data shows Dr. Comaratta billed Medicare for 365 services in 2023.
What services does Dr. Mark Ross Comaratta bill to Medicare?
In 2023, Dr. Comaratta's most billed Medicare services were eye exam or test (92134), surgery: eye (67028) and injected or infused drug (J0178).
Where did Dr. Mark Ross Comaratta go to medical school?
Dr. Comaratta graduated from State University of New York at Buffalo School of Medicine in 1991.
What drugs does Dr. Mark Ross Comaratta prescribe most?
In 2024 Medicare Part D data, Dr. Comaratta's most prescribed drugs by claims were Prednisolone Acetate.
Has Dr. Mark Ross Comaratta received payments from drug or device companies?
CMS Open Payments shows $499 in general payments to Dr. Comaratta from 8 companies from 2016 to 2022. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Mark Ross Comaratta been practicing?
Dr. Comaratta graduated from medical school in 1991, 35 years ago.
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