NPPES file of Aug 9, 2026

Gregory P. Avellana, PA

Physician Assistant · Columbus, OH

Gregory P. Avellana, PA is a physician assistant with a practice address in Columbus, Ohio, and NPI 1710981543, issued on Jun 9, 2005. Check the license (Ohio 50.004338, as entered in NPPES) with the Ohio 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
1710981543
Name
Gregory P. Avellana
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License numbers
50.004338 OH
5107 OH
Self-reported in NPPES; status is on the state search
Practice location
1550 W 5TH Ave, Columbus, OH 43212
Phone
(614) 488-6528
Enumerated
Jun 9, 2005
Record last updated
Jan 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(614) 488-0226
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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Also registered at 1550 W 5TH Ave

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

  1. Jillian Althoff, ATCAthletic Trainer1265460802
  2. Stephen Altic, D.O.Family Medicine Physician1790763464
  3. Vanessa Andrei, DPTPhysical Therapist1871903260
  4. Tonya Bentz, LMTMassage Therapist1356726467
  5. Tamra Friend, L.M.T.Massage Therapist1447408075
  6. John Guluzian, DOFamily Medicine Physician1396725610

Verify Gregory P. Avellana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license 50.004338
    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 Ohio license search

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73% fewer Medicare Part D claims than the average physician assistant in 2024

221 Medicare Part D claims for 135 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 28 claims were for opioids.

  1. Gregory Avellana221
  2. Specialty average830

Most prescribed

  1. Prednisone25 claims
  2. Cephalexin24 claims
  3. Ondansetron Odt24 claims
  4. Hydrocodone-Acetaminophen21 claims
  5. Azithromycin11 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.

Gregory P. Avellana among 5,325 physician assistant records in Ohio

Gregory P. Avellana, PA is one of 5,325 physician assistant records with a practice address in Ohio. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2016 · 37% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

726 physician assistant records list a practice address in Columbus

They are 726 of the 36,491 NPPES records with a practice address in Columbus, and 5,325 physician assistant records in Ohio.

The 8 physician assistant records with the nearest ZIP codes

  1. Amanda Carraher, PA-CColumbus, OH 432121245666593
  2. Amber Friedman, PA-CColumbus, OH 432121205994530
  3. Erin Jadallah, PA-CColumbus, OH 432121174903272
  4. Cynthia Koutz, MS, PA-CColumbus, OH 432121699786145
  5. Jennifer McCaffrey, P.A.Columbus, OH 432121578951158
  6. Natalie McConaghy, PA-CColumbus, OH 432121841685211
  7. Jasmine Saburro, PA-CColumbus, OH 432121386004448
  8. Kara Sattler, PA-CColumbus, OH 432121730615592

Common questions

What is Gregory P. Avellana, PA's NPI number?

Gregory P. Avellana, PA's National Provider Identifier (NPI) is 1710981543, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gregory P. Avellana, PA located?

The NPPES record lists a practice address at 1550 W 5TH Ave, Columbus, OH, 43212. Phone: (614) 488-6528. Providers update this record themselves, so call before visiting.

How can I verify Gregory P. Avellana, PA's license?

NPPES lists Ohio license number 50.004338, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory P. Avellana, PA prescribe under Medicare Part D?

In 2024, Gregory P. Avellana, PA had 221 Medicare Part D claims for 135 beneficiaries; the average among physician assistant prescribers was 830. 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.