NPPES file of Aug 9, 2026

Jessyca Lyn Ammerman, PA-C

Medical Physician Assistant · Hamden, CT

Jessyca Lyn Ammerman, PA-C is a medical physician assistant with a practice address in Hamden, Connecticut, and NPI 1326349820, issued on Nov 15, 2010. Check the license (Connecticut 002491, 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
1326349820
Name
Jessyca Lyn Ammerman
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
002491 CT
Self-reported in NPPES; status is on the state search
Practice location
2165 Dixwell Ave, Hamden, CT 06514
Phone
(203) 248-2727
Enumerated
Nov 15, 2010
Record last updated
Jul 21, 2022
Fax
(203) 691-9673
Medicare enrollment
Enrolled (PECOS I20260428003046); 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 2165 Dixwell Ave

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

  1. Daniel Berluti, PA-CMedical Physician Assistant1316311046
  2. Louis Hochberg, O.D.Optometrist1851315170
  3. Gresi Kello, PA-CPhysician Assistant1609481639
  4. Stephen Pollani, PA-CMedical Physician Assistant1609331933
  5. Leevette Rivera, PA-CMedical Physician Assistant1780226449
  6. Harvard Sylvan, ODOptometrist1578910816

Verify Jessyca Lyn Ammerman 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 002491
    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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81% fewer Medicare Part D claims than the average medical physician assistant in 2024

221 Medicare Part D claims for 176 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Jessyca Ammerman221
  2. Specialty average1,148

Most prescribed

  1. Paxlovid36 claims
  2. Nitrofurantoin Mono-Macro22 claims
  3. Amoxicillin-Clavulanate Potass20 claims
  4. Doxycycline Hyclate19 claims
  5. Prednisone18 claims
  6. Albuterol Sulfate Hfa15 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. Wellnow Urgent Care, P.C.Bradford, PA

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

25 medical physician assistant records list a practice address in Hamden

They are 25 of the 1,410 NPPES records with a practice address in Hamden, and 1,138 medical physician assistant records in Connecticut.

Other medical physician assistant records in Connecticut

  1. Shalima AbdallaWaterbury, CT1083237861
  2. Elaine Accorsini, P.A.Norwalk, CT1891876876
  3. Stacy Adil, PA-CNew Haven, CT1093943193
  4. Holly Adinolfi, PA-CNew Haven, CT1871070219
  5. Eleanor Adzamli-Wefum, PA-CHartford, CT1023820404
  6. Claribel Agosto, RPA-CBridgeport, CT1538410865
  7. Amelia Ahern, PA-CHartford, CT1316561251
  8. Kamruz Ahmed, PA-CStamford, CT1063975381
  9. Florence Ahn, PA-CNew Haven, CT1649818634
  10. Elif AjrediniWaterbury, CT1891331591

Common questions

What is Jessyca Lyn Ammerman, PA-C's NPI number?

Jessyca Lyn Ammerman, PA-C's National Provider Identifier (NPI) is 1326349820, issued on Nov 15, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Jessyca Lyn Ammerman, PA-C located?

The NPPES record lists a practice address at 2165 Dixwell Ave, Hamden, CT, 06514. Phone: (203) 248-2727. Providers update this record themselves, so call before visiting.

How can I verify Jessyca Lyn Ammerman, PA-C's license?

NPPES lists Connecticut license number 002491, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Jessyca Lyn Ammerman, PA-C prescribe under Medicare Part D?

In 2024, Jessyca Lyn Ammerman, PA-C had 221 Medicare Part D claims for 176 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.