NPPES file of Aug 9, 2026

Louis Daniel Petrellis, DO

Family Medicine Physician · Philadelphia, PA

Louis Daniel Petrellis, DO is a family medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1235161662, issued on Jul 7, 2006. Check the license (Pennsylvania 0S006198L, 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
1235161662
Name
Louis Daniel Petrellis
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
0S006198L PA
Self-reported in NPPES; status is on the state search
Practice location
1718 Welsh RD, Philadelphia, PA 19115
Phone
(215) 673-1700
Enumerated
Jul 7, 2006
Record last updated
Dec 30, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(215) 673-1704
Medicaid ID
01272990 PA
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.
Download card Updates feed

Also registered at 1718 Welsh RD

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

  1. Andrew Berkowitz, M.D.Internal Medicine Physician1952454928
  2. William Burstein, M.D.Internal Medicine Physician1376582510
  3. Leslie Rosenberg, PA-CMedical Physician Assistant1235428905
  4. Prabhakara Tumpati, MDSleep Medicine (Internal Medicine) Physician1487844148

Verify Louis Daniel Petrellis 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 0S006198L
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

89% fewer Medicare Part D claims than the average family medicine physician in 2024

384 Medicare Part D claims for 24 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 35 claims were for opioids.

  1. Louis Petrellis384
  2. Specialty average3,544

Most prescribed

  1. Alprazolam25 claims
  2. Zolpidem Tartrate20 claims
  3. Levothyroxine Sodium16 claims
  4. Temazepam13 claims
  5. Allopurinol12 claims
  6. Cephalexin12 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.

Louis Daniel Petrellis among 7,483 family medicine physician records in Pennsylvania

Louis Daniel Petrellis, 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 fileNo · 61% of these records are
  • Record last updated2019 · 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. Prasad Aloni, FNP-CPhiladelphia, PA 191151336963370
  2. Betsy Benjamin, MDPhiladelphia, PA 191151750957809
  3. Rita Carabello, D.O.Philadelphia, PA 191151952346983
  4. Carla Cuoci-Malin, D.O.Philadelphia, PA 191151598188401
  5. Blossom Joy, DOPhiladelphia, PA 191151093784142
  6. Shari Klugman, DOPhiladelphia, PA 191151861448714
  7. Larry Kramer, DOPhila, PA 191151407830086
  8. Mitchell Marder, D.O.Philadelphia, PA 191151285673319

Common questions

What is Louis Daniel Petrellis, DO's NPI number?

Louis Daniel Petrellis, DO's National Provider Identifier (NPI) is 1235161662, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis Daniel Petrellis, DO located?

The NPPES record lists a practice address at 1718 Welsh RD, Philadelphia, PA, 19115. Phone: (215) 673-1700. Providers update this record themselves, so call before visiting.

How can I verify Louis Daniel Petrellis, DO's license?

NPPES lists Pennsylvania license number 0S006198L, 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 Daniel Petrellis, DO prescribe under Medicare Part D?

In 2024, Louis Daniel Petrellis, DO had 384 Medicare Part D claims for 24 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.