David J. McCormick, PAC
Medical Physician Assistant · Groton, CT
David J. McCormick, PAC is a medical physician assistant with a practice address in Groton, Connecticut, and NPI 1437253655, issued on Sep 8, 2006. Check the license (Connecticut 4265, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David J. McCormick
- Credential
- PAC
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 4265 CT
PA00249 RI
Self-reported in NPPES; status is on the state search - Practice location
- 220 Route 12, Groton, CT 06340
- Phone
- (860) 446-6137
- Enumerated
- Sep 8, 2006
- Record last updated
- May 8, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (860) 446-6143
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,138 in Connecticut → Look up another NPI →
Also registered at 220 Route 12
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joanna Breton, APRNFamily Nurse Practitioner1063997245
- Kilbourn Gordon, MDGeneral Practice Physician1952455693
- Rodney Harvey, IDCIndependent Duty Corpsman1487063764
- Olivia Hunt, PHARMDPharmacist1487347449
- Zachary Jupin, PA-CMedical Physician Assistant1396186631
- John MarsellaPharmacist1548784259
Verify David J. McCormick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 4265Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average medical physician assistant in 2024
267 Medicare Part D claims for 47 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Trazodone Hcl33 claims
- Aripiprazole24 claims
- Sertraline Hcl20 claims
- Citalopram Hbr17 claims
- Buspirone Hcl16 claims
- Venlafaxine Hcl Er14 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.
David J. McCormick among 1,138 medical physician assistant records in Connecticut
David J. McCormick, PAC is one of 1,138 medical physician assistant records with a practice address in Connecticut. 79% 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, 76% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2019 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 medical physician assistant records list a practice address in Groton
They are 6 of the 734 NPPES records with a practice address in Groton, and 1,138 medical physician assistant records in Connecticut.
All 1,138 in Connecticut → Every provider in Groton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Ryan Bolton, PA-CGroton, CT 063401063700078
- Aimee Criscuolo Beck, P.A.Groton, CT 063401124122650
- Zachary Jupin, PA-CGroton, CT 063401396186631
- Sheila Murphy, PA-CGroton, CT 063401215362058
- Michael Tansey, PA-CGroton, CT 063401528432416
- Melanie Hopkins, PA-CLisbon, CT 063511528060845
- Cynthia Lord, PA-CLisbon, CT 063511700888021
- Jessica Lawton, PA-CMystic, CT 063551336613520
Common questions
What is David J. McCormick, PAC's NPI number?
David J. McCormick, PAC's National Provider Identifier (NPI) is 1437253655, issued on Sep 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David J. McCormick, PAC located?
The NPPES record lists a practice address at 220 Route 12, Groton, CT, 06340. Phone: (860) 446-6137. Providers update this record themselves, so call before visiting.
How can I verify David J. McCormick, PAC's license?
NPPES lists Connecticut license number 4265, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does David J. McCormick, PAC prescribe under Medicare Part D?
In 2024, David J. McCormick, PAC had 267 Medicare Part D claims for 47 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.