Dr. Monica K. Ertel, MD, PhD
- Medicare services, 2024
- 2,150
- Medicare patients, 2024
- 654
- Part D claims, 2024
- 3,072
- Publications
- 20
- Hospital affiliations
- 2
- Practice address
- 205 S Main St, Longmont, CO 80501
- Practice phone
- Call (303) 532-2986
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Colorado Endoscopy Centers
Longmont, Colorado
Find Dr. Ertel'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. Monica K. Ertel is a glaucoma specialist (ophthalmology) physician in Longmont, Colorado
Dr. Ertel practices at Colorado Endoscopy Centers in Longmont, Colorado.
Dr. Ertel's NPI, 1669869707, was assigned on April 15, 2015. Dr. Ertel graduated from Louisiana State University School of Medicine in New Orleans in 2015. Dr. Ertel holds Colorado license 61982.
- NPI
- 1669869707NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375880305
- NPI enumeration date
- April 15, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 532-2986
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Monica K. Ertel practices at Colorado Endoscopy Centers in Longmont, Colorado
Dr. Ertel's primary practice is Colorado Endoscopy Centers, at 205 S Main St, Longmont, CO 80501 in Boulder County. The practice phone is (303) 532-2986.
- Colorado Endoscopy Centers205 S Main St, Longmont, CO 80501 · Boulder CountyPhone(303) 532-2986
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Monica K. Ertel is affiliated with 4 sites of care and 3 medical groups
Dr. Ertel's primary practice is Colorado Endoscopy Centers in Longmont, Colorado. Dr. Ertel is also affiliated with UCHealth University of Colorado Hospital. The medical group on file is University of Colorado Medicine (CU Medicine). Dmand AI also links Dr. Ertel to 1 more hospital, 2 medical groups and 1 group practice or clinic, each 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. Monica K. Ertel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ertel practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Colorado Endoscopy Centers | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Monica K. Ertel is one of 18 glaucoma specialist (ophthalmology) physicians in Colorado
Glaucoma specialist is Dr. Ertel's primary specialty in the NPI Registry, under taxonomy code 207WX0009X. Dr. Ertel is licensed in Colorado.
Specialties and state licenses
- Glaucoma specialist (ophthalmology), ColoradoPrimary
Glaucoma specialist (ophthalmology) physicians near Dr. Ertel
Counts of glaucoma specialist (ophthalmology) 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. Monica K. Ertel billed Medicare for 2,150 services in 2024
CMS data shows 2,150 Medicare services from Dr. Ertel across 18 procedure codes in 2024, for 654 Medicare patients. Medicare paid $158,855 for them.
Dr. Ertel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,0172024: 1,41339%
- Office and hospital visits
- 2023: 8342024: 48642%
- Surgery
- 2023: 2252024: 2183%
- Imaging
- 2023: 02024: 33
Where Dr. Ertel's Medicare services took place, 2024
- In an office1,40165%
- In a facility74935%
Dr. Ertel compared with the Colorado median for glaucoma specialist (ophthalmology) physicians, 2024
- Dr. Ertel
- Colorado median
- Medicare services
- 2,150vs 2,2665% below
- Medicare patients
- 654vs 6176% above
- Part D claims
- 2,970vs 2,08243% above
Medians across 20 glaucoma specialist (ophthalmology) physicians in Colorado with Dmand AI profiles that report each measure.
Dr. Ertel'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. Ertel and other glaucoma specialist (ophthalmology) physicians in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Monica K. Ertel treated 654 Medicare patients in 2024, average age 76
CMS counts 654 Medicare patients who saw Dr. Ertel in 2024. The largest group is 75 to 84, with 282 patients. 68% of them have high cholesterol, and 62% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ertel's median patient age at 76, with 57% women.
Dr. Ertel's Medicare patients by age, 2024
Dr. Ertel's Medicare patients by sex, 2024
- Women36456%
- Men29044%
Chronic conditions among Dr. Ertel's Medicare patients, 2024
- High cholesterol68%
- High blood pressure62%
- Arthritis44%
- Ischemic heart disease27%
- Chronic kidney disease23%
- Diabetes22%
- Mood disorders22%
- Osteoporosis22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ertel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Monica K. Ertel wrote 3,072 Medicare Part D claims in 2024
In 2024, Dr. Ertel wrote 3,072 Medicare Part D claims for 697 patients. 61% of them were for generic drugs. CMS names the drug for 2,970 of them, across 21 drugs with 11 or more claims each, at $263,173 in total drug cost. In 2023, CMS named 2,946 claims across 22 drugs.
Dr. Ertel's Part D claims by kind of drug, 2024
- Generic1,875 claims61%
- Brand-name1,197 claims39%
Dr. Ertel'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: 2,9462024: 2,9701%
Drugs named by CMS: 21 in 2024, 22 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. Monica K. Ertel ranks in the 82nd percentile for cataract surgery in Medicare
Dr. Ertel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 173 procedures of cataract surgery by Dr. Ertel, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Ertel ranks in Medicare procedure volume
- Cataract surgery
- 82nd percentile173 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. Monica K. Ertel has 20 publications on record
Dmand AI links 20 papers to Dr. Ertel, published from 2019 to 2025. 2022 was the busiest year, with 5. The most frequent topics are Glaucoma, Intraocular Pressure and Phacoemulsification. Dr. Ertel has published most often in Ophthalmol Ther. Dr. Ertel's most frequent co-authors are Malik Y. Kahook, MD, Leonard K. Seibold, MD and Mina Blagoeva Pantcheva, MD.
Dr. Ertel's papers by year, 2019 to 2025
Topics Dr. Ertel writes about most
- Glaucoma
- Intraocular Pressure
- Phacoemulsification
- Glaucoma, Open-Angle
- Glaucoma Drainage Implants
- Ocular Hypertension
- Postoperative Complications
- Stents
Dr. Ertel's most frequent co-authors
- Malik Y. Kahook, MD13 shared papers
- Leonard K. Seibold, MD13 shared papers
- Mina Blagoeva Pantcheva, MD10 shared papers
Recent publications by Dr. Ertel
J Glaucoma
See who Dr. Ertel researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ertel works with, so you can find a warm path to the right glaucoma specialist (ophthalmology) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Monica K. Ertel received $6,882 in industry payments from 2016 to 2025
CMS Open Payments shows 54 general payments to Dr. Ertel from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 53% of the total. Abbvie Inc. paid the most, $3,662.
General payments to Dr. Ertel by program year, 2016 to 2025
General payments to Dr. Ertel by kind, 2016 to 2025
- Food and beverage$3,67653%
- Consulting fees$3,20647%
Companies that paid Dr. Ertel 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. Monica K. Ertel graduated from Louisiana State University School of Medicine in New Orleans
Dr. Ertel graduated from Louisiana State University School of Medicine in New Orleans in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Monica K. Ertel'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Monica K. Ertel
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. Monica K. Ertel's NPI number?
Dr. Monica K. Ertel's NPI number is 1669869707. It was assigned on April 15, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Monica K. Ertel?
Dr. Monica K. Ertel is a glaucoma specialist (ophthalmology) physician in Longmont, Colorado. The primary specialty in the NPI Registry is Glaucoma Specialist (Ophthalmology) Physician (taxonomy code 207WX0009X).
Where does Dr. Monica K. Ertel practice?
Dr. Ertel practices at 205 S Main St, Longmont, CO 80501. Dr. Ertel's primary practice is Colorado Endoscopy Centers in Longmont, Colorado. Dmand AI also links Dr. Ertel to 1 hospital, 2 medical groups and 1 group practice or clinic.
What is Dr. Monica K. Ertel's office phone number?
The practice phone on file for Dr. Ertel is (303) 532-2986.
What is Dr. Monica K. Ertel's medical license number?
Dr. Ertel holds Colorado license 61982.
Which hospitals is Dr. Monica K. Ertel affiliated with?
Dr. Ertel is affiliated with UCHealth University of Colorado Hospital. Dmand AI links Dr. Ertel to 1 more hospital.
What medical group is Dr. Monica K. Ertel part of?
Dr. Ertel is linked to University of Colorado Medicine (CU Medicine). Dmand AI links Dr. Ertel to 2 more medical groups.
Does Dr. Monica K. Ertel accept Medicare?
Yes. CMS data shows Dr. Ertel billed Medicare for 2,150 services in 2024, and Dr. Ertel accepts Medicare assignment.
How many Medicare patients does Dr. Monica K. Ertel see?
CMS counts 654 Medicare patients who saw Dr. Ertel in 2024, with an average age of 76.
What services does Dr. Monica K. Ertel bill to Medicare?
In 2024, Dr. Ertel's most billed Medicare services were eye exam or test (92083), office visit, established patient (99214) and eye exam or test (92133).
Show 6 more questionsShow fewer questions
Where did Dr. Monica K. Ertel go to medical school?
Dr. Ertel graduated from Louisiana State University School of Medicine in New Orleans in 2015.
What drugs does Dr. Monica K. Ertel prescribe most?
In 2024 Medicare Part D data, Dr. Ertel's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Prednisolone Acetate.
Has Dr. Monica K. Ertel received payments from drug or device companies?
CMS Open Payments shows $6,882 in general payments to Dr. Ertel from 12 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Monica K. Ertel been practicing?
Dr. Ertel graduated from medical school in 2015, 11 years ago.
Does Dr. Monica K. Ertel do research?
Dmand AI links 20 publications to Dr. Ertel, published from 2019 to 2025.
Who does Dr. Monica K. Ertel publish with?
Dr. Ertel's most frequent co-authors are Malik Y. Kahook, MD (13 shared papers), Leonard K. Seibold, MD (13 shared papers) and Mina Blagoeva Pantcheva, MD (10 shared papers).
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