NPPES file of Aug 9, 2026

Mary Frances Kokoska, APRN

Nurse Practitioner · Norwalk, CT

Mary Frances Kokoska, APRN is a nurse practitioner with a practice address in Norwalk, Connecticut, and NPI 1447453527, issued on Jun 7, 2007. Check the license (Connecticut 003245, 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
1447453527
Name
Mary Frances Kokoska
Credential
APRN
Primary taxonomy
Nurse Practitioner 363L00000X
License number
003245 CT
Self-reported in NPPES; status is on the state search
Practice location
40 Cross St, Norwalk, CT 06851
Phone
(203) 845-4800
Enumerated
Jun 7, 2007
Record last updated
Jun 18, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(203) 845-4873
Medicare enrollment
Enrolled (PECOS I20200522000800); 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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Also registered at 40 Cross St

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

  1. Aniqa Anwar, M.D.Pediatrics Physician1902240849
  2. Charles Augenbraun, M.D.Cardiovascular Disease Physician1205930997
  3. Foram BhagatInternal Medicine Physician1740852813
  4. Sean Butler, M.D.Pediatrics Physician1578981858
  5. Joseph Carillo, O.D.Optometrist1932162351
  6. Jaclyn Conelius, NPNurse Practitioner1821095613

Verify Mary Frances Kokoska 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 003245
    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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34% fewer Medicare Part D claims than the average nurse practitioner in 2024

732 Medicare Part D claims for 150 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Mary Kokoska732
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium69 claims
  2. Amlodipine Besylate56 claims
  3. Lisinopril40 claims
  4. Rosuvastatin Calcium34 claims
  5. Levothyroxine Sodium28 claims
  6. Albuterol Sulfate Hfa24 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 2 group practices

  1. Rehabilitation Associates IncFairfield, CT
  2. Westchester Medical Group, P.CNorwalk, CT

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

Mary Frances Kokoska among 922 nurse practitioner records in Connecticut

Mary Frances Kokoska, APRN is one of 922 nurse practitioner records with a practice address in Connecticut. 72% 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 22% of them.

  • NPI issued2007 · 22% of these records are older, 71% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2004 · median 2018 among the 522 with a school on file
  • Record last updated2019 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Connecticut

There are 922 nurse practitioner records in Connecticut.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Nancy Carlson, APRNNorwalk, CT 068511619928561
  2. Jaclyn Conelius, NPNorwalk, CT 068511821095613
  3. James Figluizzi-BinghamNorwalk, CT 068511104743533
  4. Chana Kelley, APRNNorwalk, CT 068511144706631
  5. Michelle Leonard, APRN, FNPNorwalk, CT 068511598916033
  6. Carmen Morales, APRNNorwalk, CT 068511952671778
  7. Shaira Cohen, APRNNorwalk, CT 068501487280574
  8. Sandra Contreras MartinezNorwalk, CT 068501497509061

Common questions

What is Mary Frances Kokoska, APRN's NPI number?

Mary Frances Kokoska, APRN's National Provider Identifier (NPI) is 1447453527, issued on Jun 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Frances Kokoska, APRN located?

The NPPES record lists a practice address at 40 Cross St, Norwalk, CT, 06851. Phone: (203) 845-4800. Providers update this record themselves, so call before visiting.

How can I verify Mary Frances Kokoska, APRN's license?

NPPES lists Connecticut license number 003245, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Frances Kokoska, APRN prescribe under Medicare Part D?

In 2024, Mary Frances Kokoska, APRN had 732 Medicare Part D claims for 150 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.