NPPES file of Aug 9, 2026

Stephen Leonard Tocci, MD

Orthopaedic Surgery Physician · Mission Viejo, CA

Stephen Leonard Tocci, MD is an orthopaedic surgery physician with a practice address in Mission Viejo, California, and NPI 1588771745, issued on Aug 24, 2006. Check the license (California A108023, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588771745
Name
Stephen Leonard Tocci
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
A108023 CA
LP00167 RI
Self-reported in NPPES; status is on the state search
Practice location
26401 Crown Valley Pkwy Ste 101, Mission Viejo, CA 92691
Phone
(949) 348-4000
Enumerated
Aug 24, 2006
Record last updated
Mar 7, 2023
Fax
(949) 348-7466
Medicare enrollment
Enrolled (PECOS I20091007000212); accepts Medicare assignment
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 26401 Crown Valley Pkwy Ste 101

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

  1. James Chen, M.D.Adult Reconstructive Orthopaedic Surgery Physician1104210152
  2. Sydney CohenPhysician Assistant1437986171
  3. Connor GalbraithPhysician Assistant1619783156
  4. Stephen Gardner, M.D.Orthopaedic Surgery Physician1871753392
  5. Evan Guerrero, M.D.Orthopaedic Hand Surgery Physician1346635125
  6. Tiva Hanjan, M.D.Physical Medicine & Rehabilitation Physician1689729253

Verify Stephen Leonard Tocci in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A108023
    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 California 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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42% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

200 Medicare Part D claims for 109 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 20 claims were for opioids.

  1. Stephen Tocci200
  2. Specialty average346

Most prescribed

  1. Gabapentin49 claims
  2. Meloxicam35 claims
  3. Cephalexin15 claims
  4. Mupirocin13 claims
  5. Cefadroxil12 claims
  6. Tramadol Hcl12 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: $10,797.71

20 payments; by number, the most common kind was food and beverage; the largest payer was Medline Industries LP. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Tocci$10,798
  2. Specialty average$23,023

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. Community Orthopedic Medical GroupMission Viejo, CA

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

Stephen Leonard Tocci among 2,276 orthopaedic surgery physician records in California

Stephen Leonard Tocci, MD is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 46% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2002 · median 2003 among the 1,347 with a school on file
  • Record last updated2023 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in California

There are 2,276 orthopaedic surgery physician records in California.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Kent Adamson, MDMission Viejo, CA 926911043277312
  2. Michael Burdi, MDMission Viejo, CA 926911801853189
  3. Richard Claveria, M.D.Mission Viejo, CA 926911689637761
  4. Daniel Duggan, D.O.Mission Viejo, CA 926911750575437
  5. Stephen Gardner, M.D.Mission Viejo, CA 926911871753392
  6. Mark Ishimaru, MDMission Viejo, CA 926911821041161
  7. Michael Marandola, MDMission Viejo, CA 926911013974393
  8. Kent Marangi, MDMission Viejo, CA 926911477510758

Common questions

What is Stephen Leonard Tocci, MD's NPI number?

Stephen Leonard Tocci, MD's National Provider Identifier (NPI) is 1588771745, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Leonard Tocci, MD located?

The NPPES record lists a practice address at 26401 Crown Valley Pkwy Ste 101, Mission Viejo, CA, 92691. Phone: (949) 348-4000. Providers update this record themselves, so call before visiting.

How can I verify Stephen Leonard Tocci, MD's license?

NPPES lists California license number A108023, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen Leonard Tocci, MD prescribe under Medicare Part D?

In 2024, Stephen Leonard Tocci, MD had 200 Medicare Part D claims for 109 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.

What is Stephen Leonard Tocci, MD'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.