Dr. Louis A. Reines, MBA, MD
- Medicare services, 2024
- 76
- Medicare patients, 2024
- 87
- Part D claims, 2024
- 29
- Hospital affiliations
- 2
- Industry payments
- $14,743
- Practice address
- 1 Parkland Drive, Derry, NH 03038
- Practice phone
- Call (603) 421-2100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Reines' 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. Louis A. Reines is a colorectal surgeon in Derry, New Hampshire
Dr. Reines practices at Parkland Medical Center in Derry, New Hampshire, part of HCA Healthcare.
Dr. Reines' NPI, 1225236151, was assigned on July 3, 2007. Dr. Reines graduated from Tufts University School of Medicine in 2005. Dr. Reines holds Massachusetts license 247099.
- NPI
- 1225236151NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385816131
- NPI enumeration date
- July 3, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 421-2100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Louis A. Reines practices at Parkland Medical Center in Derry, New Hampshire
Dr. Reines' primary practice is Parkland Medical Center, at 1 Parkland Drive, Derry, NH 03038 in Rockingham County. The practice phone is (603) 421-2100.
- Parkland Medical Center1 Parkland Drive, Derry, NH 03038 · Rockingham CountyPhone(603) 421-2100
Source: Dmand AI Affiliation Data
Dr. Louis A. Reines is affiliated with 2 sites of care and 8 medical groups
Dr. Reines' primary practice is Parkland Medical Center in Derry, New Hampshire, part of HCA Healthcare. Dr. Reines is also affiliated with Portsmouth Regional Hospital. The medical group on file is Steward Medical Group. Dmand AI also links Dr. Reines to 7 more 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. Louis A. Reines' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Reines practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Parkland Medical Center | Available with a free account |
| +1 more site and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Louis A. Reines is one of 6 colorectal surgeons in New Hampshire
Colon and rectal surgery is Dr. Reines' primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Reines is licensed in Massachusetts.
Specialties and state licenses
- Colon and rectal surgery, MassachusettsPrimary
Colorectal surgeons near Dr. Reines
Counts of colorectal surgeons 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. Louis A. Reines billed Medicare for 76 services in 2024
CMS data shows 76 Medicare services from Dr. Reines across 3 procedure codes in 2024, for 87 Medicare patients. Medicare paid $6,064 for them.
Dr. Reines' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1162024: 7634%
Where Dr. Reines' Medicare services took place, 2024
- In an office1418%
- In a facility6282%
Dr. Reines' 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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Louis A. Reines treated 87 Medicare patients in 2024, average age 74
CMS counts 87 Medicare patients who saw Dr. Reines in 2024. The largest group is 75 to 84, with 36 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.84, 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. Reines' median patient age at 59, with 48% women.
Dr. Reines' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Reines' Medicare patients by sex, 2024
- Women4552%
- Men4248%
Chronic conditions among Dr. Reines' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis46%
- Diabetes39%
- Ischemic heart disease38%
- Atrial fibrillation37%
- COPD32%
- Chronic kidney disease32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Reines' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Louis A. Reines wrote 29 Medicare Part D claims in 2024
In 2024, Dr. Reines wrote 29 Medicare Part D claims for 12 patients. 90% of them were for generic drugs. They cover 2 drugs, with $141 in total drug cost. In 2021, CMS named 32 claims across 2 drugs.
Dr. Reines' Part D claims by kind of drug, 2024
- Generic26 claims90%
- Brand-name and other3 claims10%
Dr. Reines' most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 322022: 306%
Drugs named by CMS: 2 in 2022, 2 in 2021.
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
How Dr. Louis A. Reines takes part in Medicare
Dr. Reines accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Louis A. Reines received $14,743 in industry payments from 2017 to 2025
CMS Open Payments shows 19 general payments to Dr. Reines from 8 drug and device companies from 2017 to 2025. Education make up the largest share, 68% of the total. Intuitive Surgical, Inc. paid the most, $11,090. It also lists 1 research payment totaling $1,000 in 2022.
General payments to Dr. Reines by program year, 2017 to 2025
General payments to Dr. Reines by kind, 2017 to 2025
- Education$10,00068%
- Consulting fees$3,50024%
- Travel and lodging$1,0167%
- Food and beverage$2272%
Companies that paid Dr. Reines 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. Louis A. Reines graduated from Tufts University School of Medicine
Dr. Reines graduated from Tufts University School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Louis A. Reines'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) |
| 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. Louis A. Reines
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. Louis A. Reines' NPI number?
Dr. Louis A. Reines' NPI number is 1225236151. It was assigned on July 3, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Louis A. Reines?
Dr. Louis A. Reines is a colorectal surgeon in Derry, New Hampshire. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Louis A. Reines practice?
Dr. Reines practices at 1 Parkland Drive, Derry, NH 03038. Dr. Reines' primary practice is Parkland Medical Center in Derry, New Hampshire, part of HCA Healthcare. Dmand AI also links Dr. Reines to 7 medical groups.
What is Dr. Louis A. Reines' office phone number?
The practice phone on file for Dr. Reines is (603) 421-2100.
What is Dr. Louis A. Reines' medical license number?
Dr. Reines holds Massachusetts license 247099.
Which hospitals is Dr. Louis A. Reines affiliated with?
Dr. Reines practices at Parkland Medical Center in Derry, New Hampshire. Dr. Reines is also affiliated with Portsmouth Regional Hospital.
What medical group is Dr. Louis A. Reines part of?
Dr. Reines is linked to Steward Medical Group. Dmand AI links Dr. Reines to 7 more medical groups.
Does Dr. Louis A. Reines accept Medicare?
Yes. CMS data shows Dr. Reines billed Medicare for 76 services in 2024, and Dr. Reines accepts Medicare assignment.
How many Medicare patients does Dr. Louis A. Reines see?
CMS counts 87 Medicare patients who saw Dr. Reines in 2024, with an average age of 74.
What services does Dr. Louis A. Reines bill to Medicare?
In 2024, Dr. Reines' most billed Medicare services were hospital inpatient care (99222), hospital inpatient care (99232) and office visit, new patient (99203).
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Where did Dr. Louis A. Reines go to medical school?
Dr. Reines graduated from Tufts University School of Medicine in 2005.
What drugs does Dr. Louis A. Reines prescribe most?
In 2022 Medicare Part D data, Dr. Reines' most prescribed drugs by claims were Metronidazole and Oxycodone HCl.
Has Dr. Louis A. Reines received payments from drug or device companies?
CMS Open Payments shows $14,743 in general payments to Dr. Reines from 8 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Louis A. Reines been practicing?
Dr. Reines graduated from medical school in 2005, 21 years ago.
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