NPPES file of Aug 9, 2026

Maria Mazzotti, DO

Family Medicine Physician · Philadelphia, PA

Maria Mazzotti, DO is a family medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1689601288, issued on Jun 27, 2006. Check the license (Pennsylvania OS008840L, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1689601288
Name
Maria Mazzotti
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OS008840L PA
Self-reported in NPPES; status is on the state search
Practice location
601 Walnut St, Philadelphia, PA 19106
Phone
(215) 334-4049
Enumerated
Jun 27, 2006
Record last updated
Oct 4, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(215) 462-9722
Medicaid ID
01651876 PA
Medicare enrollment
Enrolled (PECOS I20071112000520); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 1994
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 601 Walnut St

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

  1. Richard Balderston, M.D.Orthopaedic Surgery of the Spine Physician1265476386
  2. Arthur Bartolozzi, M.D.Sports Medicine (Orthopaedic Surgery) Physician1710921887
  3. Judith Colla, CNMAdvanced Practice Midwife1558375550
  4. Tamara Danilewitz, M.D.Internal Medicine Physician1689799587
  5. Peter Gearhart, MDObstetrics & Gynecology Physician1669490959
  6. Jennifer Kim, MDOphthalmology Physician1124178892

Verify Maria Mazzotti 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 OS008840L
    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.

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34% fewer Medicare Part D claims than the average family medicine physician in 2024

2,332 Medicare Part D claims for 146 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 79 claims were for opioids.

  1. Maria Mazzotti2,332
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate107 claims
  2. Rosuvastatin Calcium91 claims
  3. Metoprolol Succinate73 claims
  4. Omeprazole70 claims
  5. Atorvastatin Calcium68 claims
  6. Levothyroxine Sodium65 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.

Industry payments in 2024: $1,396.28

64 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maria Mazzotti$1,396.28
  2. Specialty average$902.55

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

  1. Rittenhouse Internal Medicine, PCPhiladelphia, PA

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

Maria Mazzotti among 7,483 family medicine physician records in Pennsylvania

Maria Mazzotti, DO is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1994 · median 2005 among the 4,529 with a school on file
  • Record last updated2012 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

800 family medicine physician records list a practice address in Philadelphia

They are 800 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,483 family medicine physician records in Pennsylvania.

The 8 family medicine physician records with the nearest ZIP codes

  1. Jason Aronovitz, DOPhiladelphia, PA 191061083944623
  2. Odeida Dalmasi, M.D.Philadelphia, PA 191061144362435
  3. Andrew Dayneka, MDPhiladelphia, PA 191061780798892
  4. Mark Delowery, D.O., MPHPhiladelphia, PA 191061326189317
  5. Laura Emerson, M.D.Philadelphia, PA 191061114313228
  6. Kristine Pamela Garcia, MDPhiladelphia, PA 191061144586900
  7. Kevin Kline, MDPhiladelphia, PA 191061336535749
  8. Casey Lafferty, D.O.Philadelphia, PA 191061578874913

Common questions

What is Maria Mazzotti, DO's NPI number?

Maria Mazzotti, DO's National Provider Identifier (NPI) is 1689601288, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria Mazzotti, DO located?

The NPPES record lists a practice address at 601 Walnut St, Philadelphia, PA, 19106. Phone: (215) 334-4049. Providers update this record themselves, so call before visiting.

How can I verify Maria Mazzotti, DO's license?

NPPES lists Pennsylvania license number OS008840L, 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 Maria Mazzotti, DO prescribe under Medicare Part D?

In 2024, Maria Mazzotti, DO had 2,332 Medicare Part D claims for 146 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.