NPPES file of Aug 9, 2026

Diana M. Bernal-Messinger, N.P.

Family Nurse Practitioner · Stamford, CT

Diana M. Bernal-Messinger, N.P. is a family nurse practitioner with a practice address in Stamford, Connecticut, and NPI 1407070139, issued on Apr 12, 2007. Check the license (Connecticut 004269, as entered in NPPES) with the Connecticut board that licenses this profession; 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
1407070139
Name
Diana M. Bernal-Messinger
Credential
N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
004269 CT
F3347011 NY
Self-reported in NPPES; status is on the state search
Practice location
30 Shelburne Rd:;3rd Floor, Stamford, CT 06902
Phone
(203) 276-2300
Enumerated
Apr 12, 2007
Record last updated
Sep 29, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(203) 276-2364
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Diana M. Bernal-Messinger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 004269
    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
Find the Connecticut license search

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98% fewer Medicare Part D claims than the average family nurse practitioner in 2024

32 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Diana Bernal-Messinger32
  2. Specialty average1,305

Most prescribed

  1. Zolpidem Tartrate12 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: $638.25

7 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Diana Bernal-Messinger$638.25
  2. Specialty average$650.95

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

Diana M. Bernal-Messinger among 2,669 family nurse practitioner records in Connecticut

Diana M. Bernal-Messinger, N.P. is one of 2,669 family nurse practitioner records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 87% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2010 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

107 family nurse practitioner records list a practice address in Stamford

They are 107 of the 2,774 NPPES records with a practice address in Stamford, and 2,669 family nurse practitioner records in Connecticut.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Carol Baird, CRNPStamford, CT 069021932251634
  2. Donna Bowman, APRNStamford, CT 069021174680888
  3. Doreen Chimblo, APRNStamford, CT 069021174610653
  4. Shannon Desimone, APRNStamford, CT 069021669456976
  5. Jill Ely, APRNStamford, CT 069021528141504
  6. Laura Gianninoto, APRNStamford, CT 069021407127707
  7. Carolyn Kasov, NPStamford, CT 069021487851564
  8. Eileen Madsen, RNPStamford, CT 069021407937824

Common questions

What is Diana M. Bernal-Messinger, N.P.'s NPI number?

Diana M. Bernal-Messinger, N.P.'s National Provider Identifier (NPI) is 1407070139, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Diana M. Bernal-Messinger, N.P. located?

The NPPES record lists a practice address at 30 Shelburne Rd:;3rd Floor, Stamford, CT, 06902. Phone: (203) 276-2300. Providers update this record themselves, so call before visiting.

How can I verify Diana M. Bernal-Messinger, N.P.'s license?

NPPES lists Connecticut license number 004269, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Diana M. Bernal-Messinger, N.P. prescribe under Medicare Part D?

In 2024, Diana M. Bernal-Messinger, N.P. had 32 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. 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.