Dr. Mark S. Dacey, MD
- Medicare services, 2024
- 3,296
- Medicare patients, 2024
- 361
- Part D claims, 2024
- 2,041
- MIPS score, 2024
- 99
- Hospital affiliations
- 1
- Practice address
- 8490 Upland Dr, Englewood, CO 80112
- Practice phone
- Call (303) 792-2600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Laboratory Corporation of America
Englewood, Colorado
Find Dr. Dacey'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. Mark S. Dacey is an ophthalmologist in Englewood, Colorado
Dr. Dacey practices at Laboratory Corporation of America in Englewood, Colorado.
Dr. Dacey's NPI, 1245433259, was assigned on June 7, 2007. Dr. Dacey graduated from University of Michigan Medical School in 2005. Dr. Dacey holds Colorado license 49002.
- NPI
- 1245433259NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436204344
- NPI enumeration date
- June 7, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 792-2600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark S. Dacey practices at Laboratory Corporation of America in Englewood, Colorado
Dr. Dacey's primary practice is Laboratory Corporation of America, at 8490 Upland Dr, Englewood, CO 80112 in Arapahoe County. The practice phone is (303) 792-2600.
- Laboratory Corporation of America8490 Upland Dr, Englewood, CO 80112 · Arapahoe CountyPhone(303) 792-2600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark S. Dacey is affiliated with 3 sites of care
Dr. Dacey's primary practice is Laboratory Corporation of America in Englewood, Colorado. Dr. Dacey is also affiliated with UCHealth Memorial Hospital Central. Dmand AI also links Dr. Dacey to 1 more physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark S. Dacey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dacey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Laboratory Corporation of America | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark S. Dacey is one of 258 ophthalmologists in Colorado
Ophthalmology is Dr. Dacey's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Dacey is licensed in Colorado.
Specialties and state licenses
- Ophthalmology, ColoradoPrimary
Ophthalmologists near Dr. Dacey
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 S. Dacey billed Medicare for 3,296 services in 2024
CMS data shows 3,296 Medicare services from Dr. Dacey across 15 procedure codes in 2024, for 361 Medicare patients. Medicare paid $343,339 for them. Every service was in an office.
Dr. Dacey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,1162024: 2,0672%
- Office and hospital visits
- 2023: 2672024: 828210%
- Drugs given in the office
- 2023: 1442024: 20442%
- Surgery
- 2023: 1092024: 13221%
- Other services
- 2023: 02024: 65
Dr. Dacey compared with the Colorado median for ophthalmologists, 2024
- Dr. Dacey
- Colorado median
- Medicare services
- 3,296vs 1,2292.7 times
- Medicare patients
- 361vs 53833% below
- Part D claims
- 1,929vs 4664.1 times
Medians across 266 ophthalmologists in Colorado with Dmand AI profiles that report each measure.
Dr. Dacey'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. Dacey and other ophthalmologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark S. Dacey treated 361 Medicare patients in 2024, average age 73
CMS counts 361 Medicare patients who saw Dr. Dacey in 2024. The largest group is 65 to 74, with 183 patients. 65% of them have high cholesterol, and 56% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dacey's median patient age at 66, with 65% women.
Dr. Dacey's Medicare patients by age, 2024
Dr. Dacey's Medicare patients by sex, 2024
- Women22362%
- Men13838%
Chronic conditions among Dr. Dacey's Medicare patients, 2024
- High cholesterol65%
- High blood pressure56%
- Arthritis48%
- Ischemic heart disease22%
- Osteoporosis22%
- Mood disorders21%
- Chronic kidney disease20%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dacey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark S. Dacey wrote 2,041 Medicare Part D claims in 2024
In 2024, Dr. Dacey wrote 2,041 Medicare Part D claims for 321 patients. 66% of them were for generic drugs. CMS names the drug for 1,929 of them, across 28 drugs with 11 or more claims each, at $1,503,128 in total drug cost. In 2023, CMS named 1,829 claims across 28 drugs.
Dr. Dacey's Part D claims by kind of drug, 2024
- Generic1,348 claims66%
- Brand-name693 claims34%
Dr. Dacey'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: 1,8292024: 1,9295%
Drugs named by CMS: 28 in 2024, 28 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. Mark S. Dacey scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Dacey for performance year 2024, reported as part of a group. Dr. Dacey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Dacey's MIPS scores, performance year 2024
- 99of 100Final score
- 100of 100Quality
- 96of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark S. Dacey received $628,812 in industry payments from 2016 to 2025
CMS Open Payments shows 820 general payments to Dr. Dacey from 29 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 61% of the total. Abbvie Inc. paid the most, $267,208.
General payments to Dr. Dacey by program year, 2016 to 2025
General payments to Dr. Dacey by kind, 2016 to 2025
- Speaker and faculty fees$377,28361%
- Consulting fees$89,57014%
- Honoraria$68,64011%
- Travel and lodging$54,9889%
- Other$32,3035%
Companies that paid Dr. Dacey 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. Mark S. Dacey graduated from University of Michigan Medical School
Dr. Dacey graduated from University of Michigan Medical School in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark S. Dacey'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 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)Clinician Public Reporting: Overall MIPS Performance (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 S. Dacey
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 S. Dacey's NPI number?
Dr. Mark S. Dacey's NPI number is 1245433259. It was assigned on June 7, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark S. Dacey?
Dr. Mark S. Dacey is an ophthalmologist in Englewood, Colorado. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark S. Dacey practice?
Dr. Dacey practices at 8490 Upland Dr, Englewood, CO 80112. Dr. Dacey's primary practice is Laboratory Corporation of America in Englewood, Colorado. Dmand AI also links Dr. Dacey to 1 physician office.
What is Dr. Mark S. Dacey's office phone number?
The practice phone on file for Dr. Dacey is (303) 792-2600.
What is Dr. Mark S. Dacey's medical license number?
Dr. Dacey holds Colorado license 49002.
Which hospitals is Dr. Mark S. Dacey affiliated with?
Dr. Dacey is affiliated with UCHealth Memorial Hospital Central.
Does Dr. Mark S. Dacey accept Medicare?
Yes. CMS data shows Dr. Dacey billed Medicare for 3,296 services in 2024, and Dr. Dacey accepts Medicare assignment.
What is Dr. Mark S. Dacey's MIPS score?
Dr. Dacey's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark S. Dacey see?
CMS counts 361 Medicare patients who saw Dr. Dacey in 2024, with an average age of 73.
What services does Dr. Mark S. Dacey bill to Medicare?
In 2024, Dr. Dacey's most billed Medicare services were eye exam or test (92134), eye exam or test (92014) and office visit, established patient (99214).
Show 4 more questionsShow fewer questions
Where did Dr. Mark S. Dacey go to medical school?
Dr. Dacey graduated from University of Michigan Medical School in 2005.
What drugs does Dr. Mark S. Dacey prescribe most?
In 2024 Medicare Part D data, Dr. Dacey's most prescribed drugs by claims were Prednisolone Acetate, Methotrexate and Difluprednate.
Has Dr. Mark S. Dacey received payments from drug or device companies?
CMS Open Payments shows $628,812 in general payments to Dr. Dacey from 29 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Mark S. Dacey been practicing?
Dr. Dacey graduated from medical school in 2005, 21 years ago.
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