NPPES file of Aug 9, 2026

Lakin H. Shostak, PAC

Physician Assistant · Fairfield, CT

Lakin H. Shostak, PAC is a physician assistant with a practice address in Fairfield, Connecticut, and NPI 1952497091, issued on Oct 5, 2006. Check the license (Connecticut 000801, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952497091
Name
Lakin H. Shostak
Credential
PAC
Primary taxonomy
Physician Assistant 363A00000X
License number
000801 CT
Self-reported in NPPES; status is on the state search
Practice location
1305 Post RD, Fairfield, CT 06824
Phone
(203) 319-0700
Enumerated
Oct 5, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090422000007); accepts Medicare assignment
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 1305 Post RD

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

  1. Isabel Ashwood-Bauer, DNP, APRN, FNP-BCFamily Nurse Practitioner1346169992
  2. Susan Bennett, M.A., CCC-AAudiologist1619138161
  3. Todd Bloom, M.S., D.D.S.Oral and Maxillofacial Surgery (Dentist)1972559391
  4. Judy Bonadio, LCSWClinical Social Worker1710044813
  5. Kathleen Bonaventura, APRNNurse Practitioner1821062175
  6. Eliot Brenner, PH.D.Clinical Psychologist1972728129

Verify Lakin H. Shostak 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 000801
    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

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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97% fewer Medicare Part D claims than the average physician assistant in 2024

26 Medicare Part D claims for 18 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Lakin Shostak26
  2. Specialty average830

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.

The MIPS final score for 2023 (Medicare payment program): 93.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%78.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Northeast Medical Group IncBridgeport, CT

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

Lakin H. Shostak among 2,047 physician assistant records in Connecticut

Lakin H. Shostak, PAC is one of 2,047 physician assistant records with a practice address in Connecticut. 78% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 82% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1998 · median 2018 among the 1,338 with a school on file
  • Record last updated2007 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

46 physician assistant records list a practice address in Fairfield

They are 46 of the 1,446 NPPES records with a practice address in Fairfield, and 2,047 physician assistant records in Connecticut.

The 8 physician assistant records with the nearest ZIP codes

  1. Brian ClancyFairfield, CT 068241083151898
  2. Nicole Cornelio, PAFairfield, CT 068241699416461
  3. Eileen Dorney, PAFairfield, CT 068241083348940
  4. Tess FoxenFairfield, CT 068241770107708
  5. Emily Gan, PAFairfield, CT 068241699390237
  6. Jennie HorstmannFairfield, CT 068241093457764
  7. Emily Knowlton, PAFairfield, CT 068241023664125
  8. Marina Mathew, PA-CFairfield, CT 068241285085886

Common questions

What is Lakin H. Shostak, PAC's NPI number?

Lakin H. Shostak, PAC's National Provider Identifier (NPI) is 1952497091, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lakin H. Shostak, PAC located?

The NPPES record lists a practice address at 1305 Post RD, Fairfield, CT, 06824. Phone: (203) 319-0700. Providers update this record themselves, so call before visiting.

How can I verify Lakin H. Shostak, PAC's license?

NPPES lists Connecticut license number 000801, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Lakin H. Shostak, PAC prescribe under Medicare Part D?

In 2024, Lakin H. Shostak, PAC had 26 Medicare Part D claims for 18 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Lakin H. Shostak, PAC's MIPS final score?

The 2023 MIPS final score is 93.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.