NPPES file of Aug 9, 2026

David E. Sowa, M.D.

Obstetrics & Gynecology Physician · Plainville, CT

David E. Sowa, M.D. is an obstetrics & gynecology physician with a practice address in Plainville, Connecticut, and NPI 1104813377, issued on Oct 4, 2005. Check the license (Connecticut 029591, 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
1104813377
Name
David E. Sowa
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
029591 CT
Self-reported in NPPES; status is on the state search
Practice location
184 East St, Plainville, CT 06062
Phone
(860) 747-0730
Enumerated
Oct 4, 2005
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(860) 747-2028
Medicaid IDs
004196095 CT
001295915 CT
Medicare enrollment
Enrolled (PECOS I20091207000156); accepts Medicare assignment
Medical or professional school
University Of Louisville School Of Medicine, 1985
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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Also registered at 184 East St

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

  1. Ashley Bogue, PA-CMedical Physician Assistant1538543368
  2. Angela Geddis, M.D.Pediatrics Physician1316943285
  3. Peter Harris, M.D.Internal Medicine Physician1457357246
  4. Karen Haverly, M.D.Obstetrics & Gynecology Physician1275539066
  5. Jency Jacob, NP-CAdult Health Nurse Practitioner1336512813
  6. Jonathan Pendleton, M.D.Internal Medicine Physician1568464212

Verify David E. Sowa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 029591
    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.

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2.6 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

437 Medicare Part D claims for 144 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. David Sowa437
  2. Specialty average165

Most prescribed

  1. Estradiol77 claims
  2. Valacyclovir38 claims
  3. Fluconazole29 claims
  4. Alendronate Sodium23 claims
  5. Progesterone20 claims
  6. Alprazolam19 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: $947.05

39 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Sowa$947.05
  2. Specialty average$1,030.61

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. Starling Physicians, PLLCAvon, CT

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

David E. Sowa among 707 obstetrics & gynecology physician records in Connecticut

David E. Sowa, M.D. is one of 707 obstetrics & gynecology 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1985 · median 2003 among the 488 with a school on file
  • Record last updated2007 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Connecticut

There are 707 obstetrics & gynecology physician records in Connecticut.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Karen Haverly, M.D.Plainville, CT 060621275539066
  2. Lauren Lewis, M.D.Vernon, CT 060661629334909
  3. Theresa Mangual, MDVernon, CT 060661598725988
  4. David Neuhaus, MDVernon Rockville, CT 060661336161660
  5. Brian Riley, D.O.Rocky Hill, CT 060671841481579
  6. Joshua Jaffe, M.D.Sharon, CT 060691083650329
  7. Howard Mortman, MDSharon, CT 060691245321769
  8. Robert Schnurr, MDSharon, CT 060691265523781

Common questions

What is David E. Sowa, M.D.'s NPI number?

David E. Sowa, M.D.'s National Provider Identifier (NPI) is 1104813377, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is David E. Sowa, M.D. located?

The NPPES record lists a practice address at 184 East St, Plainville, CT, 06062. Phone: (860) 747-0730. Providers update this record themselves, so call before visiting.

How can I verify David E. Sowa, M.D.'s license?

NPPES lists Connecticut license number 029591, 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 David E. Sowa, M.D. prescribe under Medicare Part D?

In 2024, David E. Sowa, M.D. had 437 Medicare Part D claims for 144 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.