Marissa Nicole Ionno, PA-C
Medical Physician Assistant · Sewell, NJ
Marissa Nicole Ionno, PA-C is a medical physician assistant with a practice address in Sewell, New Jersey, and NPI 1033654140, issued on Dec 28, 2016. Check the license (New Jersey 25MP00421200, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marissa Nicole Ionno
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 25MP00421200 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 100 Kings Way E Ste A3, Sewell, NJ 08080
- Phone
- (856) 589-3331
- Enumerated
- Dec 28, 2016
- Record last updated
- Dec 28, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (856) 589-3416
- Medicare enrollment
- Enrolled (PECOS I20170130001920); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 794 in New Jersey → Look up another NPI →
Also registered at 100 Kings Way E Ste A3
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elana Segal, M.D.Dermatology Physician1013938661
Verify Marissa Nicole Ionno in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 25MP00421200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average medical physician assistant in 2024
598 Medicare Part D claims for 308 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Mupirocin122 claims
- Triamcinolone Acetonide96 claims
- Ketoconazole74 claims
- Betamethasone Dipropionate52 claims
- Desonide52 claims
- Fluocinonide43 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $32.49
2 payments; by number, the most common kind was food and beverage; the largest payer was Arcutis Biotherapeutics, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Dermatology Center OF Washington Township PCSewell, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa Nicole Ionno among 794 medical physician assistant records in New Jersey
Marissa Nicole Ionno, PA-C is one of 794 medical physician assistant records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 57% of them.
- NPI issued2016 · 57% of these records are older, 38% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2016 · median 2015 among the 513 with a school on file
- Record last updated2016 · 48% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 medical physician assistant records list a practice address in Sewell
They are 10 of the 832 NPPES records with a practice address in Sewell, and 794 medical physician assistant records in New Jersey.
All 794 in New Jersey → Every provider in Sewell → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Sarah Amato, PA-CSewell, NJ 080801710260724
- Sarah Curci, PA-C, MMSSewell, NJ 080801821576661
- Leanne Foulke, PASewell, NJ 080801689955833
- Anastasia Guerrini, PA-CSewell, NJ 080801609314798
- Michelle Hathaway, PA-CSewell, NJ 080801558798702
- Jennifer Lincoln, P.A.Sewell, NJ 080801467726364
- Shannon Lutz, PA-CSewell, NJ 080801275043705
- Damon White, P.A.-C.Sewell, NJ 080801518981257
Common questions
What is Marissa Nicole Ionno, PA-C's NPI number?
Marissa Nicole Ionno, PA-C's National Provider Identifier (NPI) is 1033654140, issued on Dec 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Nicole Ionno, PA-C located?
The NPPES record lists a practice address at 100 Kings Way E Ste A3, Sewell, NJ, 08080. Phone: (856) 589-3331. Providers update this record themselves, so call before visiting.
How can I verify Marissa Nicole Ionno, PA-C's license?
NPPES lists New Jersey license number 25MP00421200, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Marissa Nicole Ionno, PA-C prescribe under Medicare Part D?
In 2024, Marissa Nicole Ionno, PA-C had 598 Medicare Part D claims for 308 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Marissa Nicole Ionno, PA-C's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.