Arch Public Health
Dr. Abera H. Abay, MD
NPI1861489585PAC ID0244374148
- Medicare services, 2024
- 581
- Medicare patients, 2024
- 378
- Part D claims, 2024
- 1,808
- Publications
- 1
- MIPS score, 2024
- 92
- Practice address
- 105 Wawecus St, Norwich, CT 06360
- Practice phone
- Call (860) 246-2571
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Connecticut GI
Norwich, Connecticut
Find Dr. Abay's professional email, personal email and mobile number
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Dr. Abera H. Abay is a gastroenterologist in Norwich, Connecticut
Dr. Abay practices at Connecticut GI in Norwich, Connecticut.
Dr. Abay's NPI, 1861489585, was assigned on September 29, 2005. Dr. Abay holds Connecticut license 039924.
NPI and contact details
- NPI
- 1861489585NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244374148
- NPI enumeration date
- September 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 246-2571
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Abera H. Abay practices at Connecticut GI in Norwich, Connecticut
Dr. Abay's primary practice is Connecticut GI, at 105 Wawecus St, Norwich, CT 06360 in Southeastern Ct County. The practice phone is (860) 246-2571.
- Connecticut GI105 Wawecus St, Norwich, CT 06360 · Southeastern Ct CountyPhone(860) 246-2571
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Abera H. Abay is affiliated with 3 sites of care and 1 medical group
Dr. Abay's primary practice is Connecticut GI in Norwich, Connecticut. Dr. Abay is also affiliated with Backus Hospital. The medical group on file is Connecticut GI. Dmand AI also links Dr. Abay to 1 more group practice or clinic, named with a free account.
Connecticut GIPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Abera H. Abay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Abay practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Connecticut GI | 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. Abera H. Abay is one of 298 gastroenterologists in Connecticut
Gastroenterology is Dr. Abay's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Abay is licensed in Connecticut.
Specialties and state licenses
- Gastroenterology, ConnecticutPrimary
Gastroenterologists near Dr. Abay
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
298gastroenterologists in Connecticut
8gastroenterologists in Norwich
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Abera H. Abay billed Medicare for 581 services in 2024
CMS data shows 581 Medicare services from Dr. Abay across 11 procedure codes in 2024, for 378 Medicare patients. Medicare paid $59,169 for them.
Medicare services, 2024581
Medicare patients378
Paid by Medicare$59,169
Procedure codes11
Dr. Abay's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2662024: 36537%
- Surgery
- 2023: 1312024: 15720%
- Drugs given in the office
- 2023: 302024: 3827%
- Other services
- 2023: 162024: 2131%
Where Dr. Abay's Medicare services took place, 2024
- In an office33057%
- In a facility25143%
Dr. Abay compared with the Connecticut median for gastroenterologists, 2024
- Dr. Abay
- Connecticut median
- Medicare services
- 581vs 36161% above
- Medicare patients
- 378vs 25349% above
- Part D claims
- 1,597vs 5383.0 times
Medians across 284 gastroenterologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Abay'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.
Need commercial claims for Dr. Abay?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Abay and other gastroenterologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Abera H. Abay treated 378 Medicare patients in 2024, average age 73
CMS counts 378 Medicare patients who saw Dr. Abay in 2024. The largest group is 65 to 74, with 161 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.53, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Abay's median patient age at 63, with 49% women.
Medicare patients, 2024378
Average age73
Average risk score1.53
Also on Medicaid27%
Dr. Abay's Medicare patients by age, 2024
Dr. Abay's Medicare patients by sex, 2024
- Women18749%
- Men19151%
Chronic conditions among Dr. Abay's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Anxiety34%
- Diabetes31%
- Ischemic heart disease31%
- COPD30%
- Chronic kidney disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Abay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Abera H. Abay wrote 1,808 Medicare Part D claims in 2024
In 2024, Dr. Abay wrote 1,808 Medicare Part D claims for 650 patients. 76% of them were for generic drugs. CMS names the drug for 1,597 of them, across 24 drugs with 11 or more claims each, at $721,099 in total drug cost. In 2023, CMS named 1,232 claims across 22 drugs.
Part D claims, 20241,808
Drugs named by CMS24
Total drug cost$721,099
Part D patients650
Dr. Abay's Part D claims by kind of drug, 2024
- Generic1,377 claims76%
- Brand-name414 claims23%
- Other17 claims1%
Dr. Abay'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.
Drug classes CMS tracks in Dr. Abay's Part D claims, 2024
- Antibiotics1%21 of 1,808 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: 1,2322024: 1,59730%
Drugs named by CMS: 24 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. Abera H. Abay scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Abay for performance year 2024, reported as part of a group. Dr. Abay accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 96 procedures of colonoscopy by Dr. Abay, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Abay's MIPS scores, performance year 2024
- 92of 100Final score
- 89.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Abay ranks in Medicare procedure volume
- Colonoscopy
- 79th percentile96 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 68th percentile66 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Abera H. Abay has 1 publication on record
Dmand AI links 1 paper to Dr. Abay in 2017.
Papers1
Recent publications by Dr. Abay
See who Dr. Abay researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Abay works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Abera H. Abay received $18,778 in industry payments from 2016 to 2025
CMS Open Payments shows 1,008 general payments to Dr. Abay from 52 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $3,551.
General payments to Dr. Abay by program year, 2016 to 2025
General payments to Dr. Abay by kind, 2016 to 2025
$18.8Kin total
- Food and beverage$18,771100%
- Education$70%
Companies that paid Dr. Abay the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Abera H. Abay's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Abera H. Abay
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. Abera H. Abay's NPI number?
Dr. Abera H. Abay's NPI number is 1861489585. It was assigned on September 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Abera H. Abay?
Dr. Abera H. Abay is a gastroenterologist in Norwich, Connecticut. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Abera H. Abay practice?
Dr. Abay practices at 105 Wawecus St, Norwich, CT 06360. Dr. Abay's primary practice is Connecticut GI in Norwich, Connecticut. Dmand AI also links Dr. Abay to 1 group practice or clinic.
What is Dr. Abera H. Abay's office phone number?
The practice phone on file for Dr. Abay is (860) 246-2571.
What is Dr. Abera H. Abay's medical license number?
Dr. Abay holds Connecticut license 039924.
Which hospitals is Dr. Abera H. Abay affiliated with?
Dr. Abay is affiliated with Backus Hospital.
What medical group is Dr. Abera H. Abay part of?
Dr. Abay is linked to Connecticut GI.
Does Dr. Abera H. Abay accept Medicare?
Yes. CMS data shows Dr. Abay billed Medicare for 581 services in 2024, and Dr. Abay accepts Medicare assignment.
What is Dr. Abera H. Abay's MIPS score?
Dr. Abay's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
How many Medicare patients does Dr. Abera H. Abay see?
CMS counts 378 Medicare patients who saw Dr. Abay in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Abera H. Abay bill to Medicare?
In 2024, Dr. Abay's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: digestive system (45385).
What drugs does Dr. Abera H. Abay prescribe most?
In 2024 Medicare Part D data, Dr. Abay's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Abera H. Abay received payments from drug or device companies?
CMS Open Payments shows $18,778 in general payments to Dr. Abay from 52 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Abera H. Abay been practicing?
Dr. Abay graduated from medical school in 1990, 36 years ago.
Does Dr. Abera H. Abay do research?
Dmand AI links 1 publication to Dr. Abay.
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