Dr. Henly Horace Hewan, MD
- Medicare services, 2024
- 500
- Medicare patients, 2024
- 319
- Part D claims, 2024
- 378
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 112 Quarry Road, Trumbull, CT 06611
- Practice phone
- Call (203) 374-1515
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center of Fairfield County
Surgery Center - Medicare-Certified · Trumbull, Connecticut
Find Dr. Hewan'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. Henly Horace Hewan is an internist in Trumbull, Connecticut
Dr. Hewan practices at Surgery Center of Fairfield County in Trumbull, Connecticut.
Dr. Hewan's NPI, 1508421306, was assigned on May 7, 2019. Dr. Hewan graduated from University of Southern California School of Medicine in 2019. Dr. Hewan holds Connecticut license 69949.
- NPI
- 1508421306NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688908437
- NPI enumeration date
- May 7, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 374-1515
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Henly Horace Hewan practices at Surgery Center of Fairfield County in Trumbull, Connecticut
Dr. Hewan's primary practice is Surgery Center of Fairfield County, at 112 Quarry Road, Trumbull, CT 06611. The practice phone is (203) 374-1515.
- Surgery Center of Fairfield County112 Quarry Road, Trumbull, CT 06611Phone(203) 374-1515
Source: Dmand AI Affiliation Data
Dr. Henly Horace Hewan is affiliated with 4 sites of care and 4 medical groups
Dr. Hewan's primary practice is Surgery Center of Fairfield County in Trumbull, Connecticut. Dr. Hewan is also affiliated with Yale New Haven Hospital. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Hewan to 2 more hospitals and 3 medical groups, 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. Henly Horace Hewan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hewan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center of Fairfield County | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Henly Horace Hewan is one of 2,189 internists in Connecticut
Internal medicine is Dr. Hewan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hewan is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Hewan
Counts of internists 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. Henly Horace Hewan billed Medicare for 500 services in 2024
CMS data shows 500 Medicare services from Dr. Hewan across 10 procedure codes in 2024, for 319 Medicare patients. Medicare paid $33,839 for them.
Dr. Hewan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 782024: 324315%
- Lab and pathology
- 2023: 02024: 57
- Imaging
- 2023: 02024: 52
- Other services
- 2023: 282024: 5079%
- Tests and treatments
- 2023: 02024: 17
Where Dr. Hewan's Medicare services took place, 2024
- In an office44890%
- In a facility5210%
Dr. Hewan compared with the Connecticut median for internists, 2024
- Dr. Hewan
- Connecticut median
- Medicare services
- 500vs 39028% above
- Medicare patients
- 319vs 17285% above
- Part D claims
- 224vs 34335% below
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Hewan'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. Hewan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hewan and other internists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Henly Horace Hewan treated 319 Medicare patients in 2024, average age 75
CMS counts 319 Medicare patients who saw Dr. Hewan in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hewan's median patient age at 65, with 60% women.
Dr. Hewan's Medicare patients by age, 2024
Dr. Hewan's Medicare patients by sex, 2024
- Women19661%
- Men12339%
Chronic conditions among Dr. Hewan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Anxiety35%
- Diabetes33%
- Ischemic heart disease32%
- Mood disorders30%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hewan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Henly Horace Hewan wrote 378 Medicare Part D claims in 2024
In 2024, Dr. Hewan wrote 378 Medicare Part D claims for 282 patients. 88% of them were for generic drugs. CMS names the drug for 224 of them, across 12 drugs with 11 or more claims each, at $1,752 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Dr. Hewan's Part D claims by kind of drug, 2024
- Generic332 claims88%
- Brand-name and other46 claims12%
Dr. Hewan'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. Hewan's Part D claims, 2024
- Antibiotics45%171 of 378 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: 122024: 2241767%
Drugs named by CMS: 12 in 2024, 1 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. Henly Horace Hewan scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Hewan for performance year 2024, reported through an alternative payment model (APM). Dr. Hewan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hewan's MIPS scores, performance year 2024
- 100of 100Final score
- 86.5of 100Quality
- 100of 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Henly Horace Hewan received $23 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Hewan from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $23.
Companies that paid Dr. Hewan the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Henly Horace Hewan graduated from University of Southern California School of Medicine
Dr. Hewan graduated from University of Southern California School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Henly Horace Hewan'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)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. Henly Horace Hewan
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. Henly Horace Hewan's NPI number?
Dr. Henly Horace Hewan's NPI number is 1508421306. It was assigned on May 7, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Henly Horace Hewan?
Dr. Henly Horace Hewan is an internist in Trumbull, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Henly Horace Hewan practice?
Dr. Hewan practices at 112 Quarry Road, Trumbull, CT 06611. Dr. Hewan's primary practice is Surgery Center of Fairfield County in Trumbull, Connecticut. Dmand AI also links Dr. Hewan to 2 hospitals and 3 medical groups.
What is Dr. Henly Horace Hewan's office phone number?
The practice phone on file for Dr. Hewan is (203) 374-1515.
What is Dr. Henly Horace Hewan's medical license number?
Dr. Hewan holds Connecticut license 69949.
Which hospitals is Dr. Henly Horace Hewan affiliated with?
Dr. Hewan is affiliated with Yale New Haven Hospital. Dmand AI links Dr. Hewan to 2 more hospitals.
What medical group is Dr. Henly Horace Hewan part of?
Dr. Hewan is linked to Northeast Medical Group. Dmand AI links Dr. Hewan to 3 more medical groups.
Does Dr. Henly Horace Hewan accept Medicare?
Yes. CMS data shows Dr. Hewan billed Medicare for 500 services in 2024, and Dr. Hewan accepts Medicare assignment.
What is Dr. Henly Horace Hewan's MIPS score?
Dr. Hewan's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Henly Horace Hewan see?
CMS counts 319 Medicare patients who saw Dr. Hewan in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Henly Horace Hewan bill to Medicare?
In 2024, Dr. Hewan's most billed Medicare services were office visit, established patient (99213), diagnostic imaging (71046) and medical service (0241U).
Where did Dr. Henly Horace Hewan go to medical school?
Dr. Hewan graduated from University of Southern California School of Medicine in 2019.
What drugs does Dr. Henly Horace Hewan prescribe most?
In 2024 Medicare Part D data, Dr. Hewan's most prescribed drugs by claims were Nitrofurantoin Mono-Macro, Prednisone and Amoxicillin-Clavulanate Potass.
Has Dr. Henly Horace Hewan received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Hewan from 1 company from 2023 to 2023. The largest total came from Exact Sciences Corporation.
How long has Dr. Henly Horace Hewan been practicing?
Dr. Hewan graduated from medical school in 2019, 7 years ago.
Selling to internal medicine practices?
See internists in Connecticut by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card