NPPES file of Aug 9, 2026

Florentino Abueg, MD

Internal Medicine Physician · Southbury, CT

Florentino Abueg, MD is an internal medicine physician with a practice address in Southbury, Connecticut, and NPI 1649372558, issued on Sep 1, 2006. Check the license (Connecticut 70270, 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
1649372558
Name
Florentino Abueg
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
70270 CT
25MA10679000 NJ
342475-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
385 Main St S Ste 301, Southbury, CT 06488
Phone
(203) 709-8370
Enumerated
Sep 1, 2006
Record last updated
Jun 22, 2023
Medicare enrollment
Enrolled (PECOS I20220719003564); 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.
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Verify Florentino Abueg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 70270
    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

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51% more Medicare Part D claims than the average internal medicine physician in 2024

4,808 Medicare Part D claims for 527 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 149 claims were for opioids.

  1. Florentino Abueg4,808
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium305 claims
  2. Amlodipine Besylate257 claims
  3. Lisinopril177 claims
  4. Sertraline Hcl162 claims
  5. Losartan Potassium155 claims
  6. Levothyroxine Sodium148 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.

Bills Medicare through one group practice

  1. Trinity Health OF New England Provider Network Organization IncSouthbury, CT

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

Florentino Abueg among 2,623 internal medicine physician records in Connecticut

Florentino Abueg, MD is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1989 · median 2004 among the 1,646 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 internal medicine physician records list a practice address in Southbury

They are 19 of the 520 NPPES records with a practice address in Southbury, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mary AquaviaSouthbury, CT 064881982791547
  2. Richard Biondi, M.D.Southbury, CT 064881619931623
  3. Jane HunterSouthbury, CT 064881275621625
  4. Dileema KalansuriyaSouthbury, CT 064881972785608
  5. Grazyna Kaszycki, MDSouthbury, CT 064881710900055
  6. Mary Miller, MDSouthbury, CT 064881063437820
  7. Jonathan Mosovich, M.D.Southbury, CT 064881851578660
  8. Carolyn O'Connor, MDSouthbury, CT 064881851328413

Common questions

What is Florentino Abueg, MD's NPI number?

Florentino Abueg, MD's National Provider Identifier (NPI) is 1649372558, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Florentino Abueg, MD located?

The NPPES record lists a practice address at 385 Main St S Ste 301, Southbury, CT, 06488. Phone: (203) 709-8370. Providers update this record themselves, so call before visiting.

How can I verify Florentino Abueg, MD's license?

NPPES lists Connecticut license number 70270, 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 Florentino Abueg, MD prescribe under Medicare Part D?

In 2024, Florentino Abueg, MD had 4,808 Medicare Part D claims for 527 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.