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Clinical Social Worker

Loriann M. Massarelli, CSW

Sees patients in Pittsburgh, PA · Pennsylvania

Summary

Loriann M. Massarelli, CSW is a clinical social worker at 200 Lothrop St, Pittsburgh, PA 15213. Phone: (412) 864-0594. Accepts Medicare assignment. In 2024, Loriann M. Massarelli had 14 Original Medicare patients and 158 services. NPI 1285231894. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Clinical social worker
  • Address: 200 Lothrop St, Pittsburgh, PA 15213 · Directions (3 more locations)
  • Phone: (412) 864‑0594
  • Medicare: Accepts Medicare assignment
  • Group practice: UPMC Advanced Practice Providers
  • School: graduated 2004
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Loriann M. Massarelli, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Loriann M. Massarelli accept Medicare assignment?
Yes. Medicare's clinician data says Loriann M. Massarelli accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Loriann M. Massarelli see?
In 2024, CMS data shows 14 Original Medicare patients and 158 services for Loriann M. Massarelli. This counts Original Medicare only and measures volume, not quality.
What is Loriann M. Massarelli's NPI number?
1285231894. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Loriann M. Massarelli, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients14
Services billed to Medicare158
Different services or procedures3
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Psychotherapy, 1 hour (90837)147 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • Arthritis75%
  • Anxiety75%

Practice locations

Addresses where Loriann M. Massarelli is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Loriann M. Massarelli as a member of this group (CMS data updated October 2, 2026).

  • UPMC Advanced Practice Providers23 clinicians in the group

Specialties

Find other clinicians: Clinical Social Worker, Pennsylvania →

Other clinical social workers in Pittsburgh

Clinicians with the same Medicare primary specialty in Pittsburgh, PA — not a recommendation.

All clinical social workers in Pittsburgh →

Other clinicians in UPMC Advanced Practice Providers

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialCSW
Graduation year2004
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1285231894
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians