Dr. Abraham L. Brass, MD
- Medicare services, 2024
- 882
- Medicare patients, 2024
- 409
- Part D claims, 2024
- 523
- Hospital affiliations
- 4
- Industry payments
- $2,378
- Practice address
- 2127 E Harmony Rd, Fort Collins, CO 80528
- Practice phone
- Call (970) 297-6300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harmony Surgery Center
Surgery Center - Medicare-Certified · Fort Collins, Colorado
Find Dr. Brass' professional email, personal email and mobile number
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Dr. Abraham L. Brass is a gastroenterologist in Fort Collins, Colorado
Dr. Brass practices at Harmony Surgery Center in Fort Collins, Colorado.
Dr. Brass' NPI, 1710946082, was assigned on March 23, 2006. Dr. Brass graduated from University of Chicago, Pritzker School of Medicine in 2001. Dr. Brass holds Colorado license 61455.
- NPI
- 1710946082NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264599729
- NPI enumeration date
- March 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (970) 297-6300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Abraham L. Brass practices at Harmony Surgery Center in Fort Collins, Colorado
Dr. Brass' primary practice is Harmony Surgery Center, at 2127 E Harmony Rd, Fort Collins, CO 80528. The practice phone is (970) 297-6300.
- Harmony Surgery Center2127 E Harmony Rd, Fort Collins, CO 80528Phone(970) 297-6300
Source: Dmand AI Affiliation Data
Dr. Abraham L. Brass is affiliated with 6 sites of care and 1 medical group
Dr. Brass' primary practice is Harmony Surgery Center in Fort Collins, Colorado. Dr. Brass is also affiliated with UCHealth Poudre Valley Hospital. The medical group on file is Centers for Gastroenterology. Dmand AI also links Dr. Brass to 3 more hospitals and 1 group practice or clinic, 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. Abraham L. Brass' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brass practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harmony Surgery Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Abraham L. Brass is one of 282 gastroenterologists in Colorado
Gastroenterology is Dr. Brass' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Brass' licenses on file in 3 states: Colorado, Massachusetts and West Virginia.
Specialties and state licenses
- Gastroenterology, ColoradoPrimary
- Massachusetts license
- West Virginia license
Gastroenterologists near Dr. Brass
Counts of gastroenterologists 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. Abraham L. Brass billed Medicare for 882 services in 2024
CMS data shows 882 Medicare services from Dr. Brass across 13 procedure codes in 2024, for 409 Medicare patients. Medicare paid $79,242 for them.
Dr. Brass' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 02024: 369
- Surgery
- 2023: 1132024: 344204%
- Other services
- 2023: 202024: 87335%
- Office and hospital visits
- 2023: 292024: 70141%
- Tests and treatments
- 2023: 02024: 12
Where Dr. Brass' Medicare services took place, 2024
- In an office42849%
- In a facility45451%
Dr. Brass compared with the Colorado median for gastroenterologists, 2024
- Dr. Brass
- Colorado median
- Medicare services
- 882vs 3682.4 times
- Medicare patients
- 409vs 25660% above
- Part D claims
- 445vs 32139% above
Medians across 280 gastroenterologists in Colorado with Dmand AI profiles that report each measure.
Dr. Brass' 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. Brass and other gastroenterologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Abraham L. Brass treated 409 Medicare patients in 2024, average age 72
CMS counts 409 Medicare patients who saw Dr. Brass in 2024. The largest group is 65 to 74, with 254 patients. 66% of them have high cholesterol, and 57% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Brass' median patient age at 54, with 41% women.
Dr. Brass' Medicare patients by age, 2024
Dr. Brass' Medicare patients by sex, 2024
- Women15137%
- Men25863%
Chronic conditions among Dr. Brass' Medicare patients, 2024
- High cholesterol66%
- High blood pressure57%
- Arthritis40%
- Mood disorders21%
- Diabetes20%
- Ischemic heart disease20%
- Anxiety19%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brass' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Abraham L. Brass wrote 523 Medicare Part D claims in 2024
In 2024, Dr. Brass wrote 523 Medicare Part D claims for 392 patients. 69% of them were for generic drugs. CMS names the drug for 445 of them, across 9 drugs with 11 or more claims each, at $89,001 in total drug cost. In 2023, CMS named 262 claims across 10 drugs.
Dr. Brass' Part D claims by kind of drug, 2024
- Generic363 claims69%
- Brand-name160 claims31%
Dr. Brass' 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. Brass' Part D claims, 2024
- Antibiotics3%15 of 523 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: 2622024: 44570%
Drugs named by CMS: 9 in 2024, 10 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. Abraham L. Brass ranks in the 88th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Brass accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 181 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Brass, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Brass ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 88th percentile181 procedures
- Colonoscopy
- 88th percentile142 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. Abraham L. Brass received $2,378 in industry payments from 2017 to 2025
CMS Open Payments shows 49 general payments to Dr. Brass from 18 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 64% of the total. Boston Scientific Corporation paid the most, $931.
General payments to Dr. Brass by program year, 2017 to 2025
General payments to Dr. Brass by kind, 2017 to 2025
- Food and beverage$1,53364%
- Travel and lodging$84436%
Companies that paid Dr. Brass the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Abraham L. Brass graduated from University of Chicago, Pritzker School of Medicine
Dr. Brass graduated from University of Chicago, Pritzker School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Abraham L. Brass'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) |
| 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. Abraham L. Brass
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. Abraham L. Brass' NPI number?
Dr. Abraham L. Brass' NPI number is 1710946082. It was assigned on March 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Abraham L. Brass?
Dr. Abraham L. Brass is a gastroenterologist in Fort Collins, Colorado. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Abraham L. Brass practice?
Dr. Brass practices at 2127 E Harmony Rd, Fort Collins, CO 80528. Dr. Brass' primary practice is Harmony Surgery Center in Fort Collins, Colorado. Dmand AI also links Dr. Brass to 3 hospitals and 1 group practice or clinic.
What is Dr. Abraham L. Brass' office phone number?
The practice phone on file for Dr. Brass is (970) 297-6300.
What is Dr. Abraham L. Brass' medical license number?
Dr. Brass holds Colorado license 61455, one of the licenses on file in 3 states.
Which states has Dr. Abraham L. Brass been licensed in?
Dmand AI has state licenses on file for Dr. Brass in Colorado, Massachusetts and West Virginia.
Which hospitals is Dr. Abraham L. Brass affiliated with?
Dr. Brass is affiliated with UCHealth Poudre Valley Hospital. Dmand AI links Dr. Brass to 3 more hospitals.
What medical group is Dr. Abraham L. Brass part of?
Dr. Brass is linked to Centers for Gastroenterology.
Does Dr. Abraham L. Brass accept Medicare?
Yes. CMS data shows Dr. Brass billed Medicare for 882 services in 2024, and Dr. Brass accepts Medicare assignment.
How many Medicare patients does Dr. Abraham L. Brass see?
CMS counts 409 Medicare patients who saw Dr. Brass in 2024, with an average age of 72.
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What services does Dr. Abraham L. Brass bill to Medicare?
In 2024, Dr. Brass' most billed Medicare services were lab and pathology test (88305), surgery: digestive system (45385) and surgery: digestive system (45380).
Where did Dr. Abraham L. Brass go to medical school?
Dr. Brass graduated from University of Chicago, Pritzker School of Medicine in 2001.
What drugs does Dr. Abraham L. Brass prescribe most?
In 2024 Medicare Part D data, Dr. Brass' most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Famotidine.
Has Dr. Abraham L. Brass received payments from drug or device companies?
CMS Open Payments shows $2,378 in general payments to Dr. Brass from 18 companies from 2017 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Abraham L. Brass been practicing?
Dr. Brass graduated from medical school in 2001, 25 years ago.
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