NPPES file of Aug 9, 2026

Gemstonn Boniface Alegre, MD

Family Medicine Physician · Waterford, CT

Gemstonn Boniface Alegre, MD is a family medicine physician with a practice address in Waterford, Connecticut, and NPI 1699355776, issued on Apr 12, 2021. Check the license (Connecticut 79071, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699355776
Name
Gemstonn Boniface Alegre
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
79071 CT
Self-reported in NPPES; status is on the state search
Practice location
5 Dayton RD Ste 102, Waterford, CT 06385
Phone
(860) 271-2400
Enumerated
Apr 12, 2021
Record last updated
Sep 11, 2024
Medicare enrollment
Enrolled (PECOS I20240912000005); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 5 Dayton RD Ste 102

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adelina Jakuba, MS, APRN, FNP-BCFamily Nurse Practitioner1427795970
  2. Julianne Peterson, APRNFamily Nurse Practitioner1003691510
  3. Margo Sardo, D.O.Family Medicine Physician1073799417
  4. Riddhi Thaker-Jani, MDFamily Medicine Physician1861177990

Verify Gemstonn Boniface Alegre in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 79071
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

88% fewer Medicare Part D claims than the average family medicine physician in 2024

411 Medicare Part D claims for 133 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Gemstonn Alegre411
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium31 claims
  2. Fluticasone Propionate27 claims
  3. Lisinopril22 claims
  4. Levothyroxine Sodium14 claims
  5. Gabapentin12 claims
  6. Farxiga11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $132.61

2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gemstonn Alegre$132.61
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Hartford Healthcare Medical Group IncSouthington, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

8 family medicine physician records list a practice address in Waterford

They are 8 of the 315 NPPES records with a practice address in Waterford, and 958 family medicine physician records in Connecticut.

Other family medicine physician records in Connecticut

  1. Thomas Abbenante, M.D.Milford, CT1821232034
  2. Yadira Acevedo, MDPortland, CT1093991077
  3. Rodrigo Acosta, M.D.Stamford, CT1023102092
  4. Momina Afrede, DOVernon, CT1750842951
  5. Alireza Afshar, MDNewtown, CT1750401071
  6. Manju Aggarwal, MDNewington, CT1952480840
  7. Thomas Agresta, M.D.Hartford, CT1194775965
  8. James Ahern, M.D.Ridgefield, CT1356385868
  9. Alif Ahmed, MDStorrs, CT1255073144
  10. Elizabeth Ahmed, M.D.New Haven, CT1376551879

Common questions

What is Gemstonn Boniface Alegre, MD's NPI number?

Gemstonn Boniface Alegre, MD's National Provider Identifier (NPI) is 1699355776, issued on Apr 12, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Gemstonn Boniface Alegre, MD located?

The NPPES record lists a practice address at 5 Dayton RD Ste 102, Waterford, CT, 06385. Phone: (860) 271-2400. Providers update this record themselves, so call before visiting.

How can I verify Gemstonn Boniface Alegre, MD's license?

NPPES lists Connecticut license number 79071, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gemstonn Boniface Alegre, MD prescribe under Medicare Part D?

In 2024, Gemstonn Boniface Alegre, MD had 411 Medicare Part D claims for 133 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.