Registry data as of Aug 27, 2026

Louis Mariotti, D. O.

Otolaryngic Allergy Physician · Kingston, PA

Louis Mariotti, D. O. is an otolaryngic allergy physician with a practice address in Kingston, Pennsylvania, and NPI 1437139300, issued on Jan 18, 2006. Check the license (Pennsylvania OS007616L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1437139300
Name
Louis Mariotti
Credential
D. O.
Primary taxonomy
Otolaryngic Allergy Physician 207YX0602X
License number
OS007616L PA
Self-reported in NPPES; status is on the state search
Practice location
423 3RD Ave, Kingston, PA 18704
Phone
(570) 714-3434
Enumerated
Jan 18, 2006
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 423 3RD Ave

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

  1. Crescenzo Calise, M.D.Specialist1629038401
  2. Michelle Davenport, CRNACertified Registered Nurse Anesthetist1407887334
  3. Denise Hoffman, PA-CPhysician Assistant1821458217
  4. Janet Morgan, CRNACertified Registered Nurse Anesthetist1821023102
  5. Suzanne Mulvey, CRNACertified Registered Nurse Anesthetist1871528141
  6. Michael Olenginski, D.O.Otolaryngology Physician1881624856

Verify Louis Mariotti in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license OS007616L
    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
Open the Pennsylvania 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.

51% fewer Medicare Part D claims than the average otolaryngic allergy physician in 2024

378 Medicare Part D claims for 182 beneficiaries, against an average of 768 among the 112 providers of this specialty who prescribed in Part D.

  1. Louis Mariotti378
  2. Specialty average768

Most prescribed

  1. Pantoprazole Sodium53 claims
  2. Prednisone53 claims
  3. Mometasone Furoate43 claims
  4. Fluticasone Propionate41 claims
  5. Famotidine37 claims
  6. Mupirocin18 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.

The Medicare quality score for 2023: 10 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 score20.0
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $151.40

6 payments, mostly food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc.. The 78 providers of this specialty with any payment received $4,708.10 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Louis Mariotti$151.40
  2. Specialty average$4,708.10

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Ent Surgical Group, PCKingston, PA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Otolaryngic Allergy Physician providers in Pennsylvania

There are 9 otolaryngic allergy physician records in Pennsylvania.

Other otolaryngic allergy physician records in Pennsylvania

  1. Ramesh AgarwalAltoona, PA1235134933
  2. Jack Anon, M.D.Erie, PA1104877265
  3. David Armstrong, MDJohnstown, PA1407866130
  4. Kristin Brant, MDJohnstown, PA1477563195
  5. Allison Harbart, MDJohnstown, PA1346251097
  6. Alexander Keszeli, D.O.Exton, PA1588652184
  7. Sidney Lipman, M.D.Erie, PA1528019684
  8. David Rogerson, MDJohnstown, PA1902816630

Common questions

What is Louis Mariotti, D. O.'s NPI number?

Louis Mariotti, D. O.'s National Provider Identifier (NPI) is 1437139300, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis Mariotti, D. O. located?

The NPPES record lists a practice address at 423 3RD Ave, Kingston, PA, 18704. Phone: (570) 714-3434. Providers update this record themselves, so call before visiting.

How can I verify Louis Mariotti, D. O.'s license?

NPPES lists Pennsylvania license number OS007616L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Louis Mariotti, D. O. prescribe under Medicare Part D?

In 2024, Louis Mariotti, D. O. had 378 Medicare Part D claims for 182 beneficiaries; the average among otolaryngic allergy physician prescribers was 768. Part D covers Medicare prescriptions only.

What is Louis Mariotti, D. O.'s Medicare quality score?

The 2023 MIPS final score is 10 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.