Dr. Erich N. Marks, MD
- Medicare services, 2024
- 39
- Medicare patients, 2024
- 116
- Hospital affiliations
- 3
- Industry payments
- $184
- Medical groups
- 3
- Practice address
- 1750 E Ken Pratt Blvd, Longmont, CO 80504
- Practice phone
- Call (720) 718-3005
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marks' professional email, personal email and mobile number
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Dr. Erich N. Marks is an anesthesiologist in Longmont, Colorado
Dr. Marks practices at UCHealth Longs Peak Hospital in Longmont, Colorado, part of UCHealth.
Dr. Marks' NPI, 1891995270, was assigned on July 23, 2007. Dr. Marks graduated from University of Louisville School of Medicine in 2011. Dr. Marks holds Colorado license 0056056.
- NPI
- 1891995270NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244400299
- NPI enumeration date
- July 23, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (720) 718-3005
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erich N. Marks practices at UCHealth Longs Peak Hospital in Longmont, Colorado
Dr. Marks' primary practice is UCHealth Longs Peak Hospital, at 1750 E Ken Pratt Blvd, Longmont, CO 80504 in Boulder County. The practice phone is (720) 718-3005.
- UCHealth Longs Peak Hospital1750 E Ken Pratt Blvd, Longmont, CO 80504 · Boulder CountyPhone(720) 718-3005
Source: Dmand AI Affiliation Data
Dr. Erich N. Marks is affiliated with 4 sites of care and 3 medical groups
Dr. Marks' primary practice is UCHealth Longs Peak Hospital in Longmont, Colorado, part of UCHealth. Dr. Marks is also affiliated with Foothills Hospital. The medical group on file is Boulder Valley Anesthesiology. Dmand AI also links Dr. Marks to 1 more hospital, 2 medical groups and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Erich N. Marks' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marks practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCHealth Longs Peak Hospital | 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. Erich N. Marks is one of 1,032 anesthesiologists in Colorado
Anesthesiology is Dr. Marks' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Marks' licenses on file in 2 states: Colorado and Wisconsin.
Specialties and state licenses
- Anesthesiology, ColoradoPrimary
- Critical care medicine (anesthesiology), Wisconsin
Anesthesiologists near Dr. Marks
Counts of anesthesiologists 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. Erich N. Marks billed Medicare for 39 services in 2024
CMS data shows 39 Medicare services from Dr. Marks across 3 procedure codes in 2024, for 116 Medicare patients. Medicare paid $4,852 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Marks' Medicare services by type, 2024
- Anesthesia25
- Surgery14
Dr. Marks compared with the Colorado median for anesthesiologists, 2024
- Dr. Marks
- Colorado median
- Medicare services
- 39vs 5326% below
- Medicare patients
- 116vs 1268% below
Medians across 977 anesthesiologists in Colorado with Dmand AI profiles that report each measure.
Dr. Marks' 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.
Need commercial claims for Dr. Marks?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marks and other anesthesiologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Erich N. Marks treated 116 Medicare patients in 2024, average age 73
CMS counts 116 Medicare patients who saw Dr. Marks in 2024. The largest group is 65 to 74, with 68 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Marks' median patient age at 55, with 53% women.
Dr. Marks' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Marks' Medicare patients by sex, 2024
- Women5346%
- Men6354%
Chronic conditions among Dr. Marks' Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis62%
- Ischemic heart disease29%
- Mood disorders25%
- Atrial fibrillation24%
- Anxiety23%
- Cancer22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marks' 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
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Erich N. Marks takes part in Medicare
Dr. Marks accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Erich N. Marks received $184 in industry payments from 2021 to 2023
CMS Open Payments shows 3 general payments to Dr. Marks from 2 drug and device companies from 2021 to 2023. Food and beverage make up the largest share, 100% of the total. LivaNova USA, Inc. paid the most, $144.
General payments to Dr. Marks by program year, 2021 to 2023
Companies that paid Dr. Marks the most, 2021 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Erich N. Marks graduated from University of Louisville School of Medicine
Dr. Marks graduated from University of Louisville School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Erich N. Marks'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Erich N. Marks
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. Erich N. Marks' NPI number?
Dr. Erich N. Marks' NPI number is 1891995270. It was assigned on July 23, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Erich N. Marks?
Dr. Erich N. Marks is an anesthesiologist in Longmont, Colorado. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Erich N. Marks practice?
Dr. Marks practices at 1750 E Ken Pratt Blvd, Longmont, CO 80504. Dr. Marks' primary practice is UCHealth Longs Peak Hospital in Longmont, Colorado, part of UCHealth. Dmand AI also links Dr. Marks to 1 hospital, 2 medical groups and 1 ambulatory surgery center.
What is Dr. Erich N. Marks' office phone number?
The practice phone on file for Dr. Marks is (720) 718-3005.
What is Dr. Erich N. Marks' medical license number?
Dr. Marks holds Colorado license 0056056, one of the licenses on file in 2 states.
Which states has Dr. Erich N. Marks been licensed in?
Dmand AI has state licenses on file for Dr. Marks in Colorado and Wisconsin.
Which hospitals is Dr. Erich N. Marks affiliated with?
Dr. Marks practices at UCHealth Longs Peak Hospital in Longmont, Colorado. Dr. Marks is also affiliated with Foothills Hospital. Dmand AI links Dr. Marks to 1 more hospital.
What medical group is Dr. Erich N. Marks part of?
Dr. Marks is linked to Boulder Valley Anesthesiology. Dmand AI links Dr. Marks to 2 more medical groups.
Does Dr. Erich N. Marks accept Medicare?
Yes. CMS data shows Dr. Marks billed Medicare for 39 services in 2024, and Dr. Marks accepts Medicare assignment.
How many Medicare patients does Dr. Erich N. Marks see?
CMS counts 116 Medicare patients who saw Dr. Marks in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Dr. Erich N. Marks bill to Medicare?
In 2024, Dr. Marks' most billed Medicare services were surgery: brain, spine and nerves (64447), anesthesia (01402) and anesthesia (00811).
Where did Dr. Erich N. Marks go to medical school?
Dr. Marks graduated from University of Louisville School of Medicine in 2011.
Has Dr. Erich N. Marks received payments from drug or device companies?
CMS Open Payments shows $184 in general payments to Dr. Marks from 2 companies from 2021 to 2023. The largest total came from LivaNova USA, Inc.
How long has Dr. Erich N. Marks been practicing?
Dr. Marks graduated from medical school in 2011, 15 years ago.
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