Doctor profile · Federal record

Dr. Mallory Grivner, LCSW

Clinical Social Worker · Blue Bell, PA

  • NPI 1013527357
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1755 Hallman Dr
Blue Bell, PA 194223576
(610) 864-5476
Mailing address
210 Walnut St
King of Prussia, PA 194062536

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Pennsylvania #CW021276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013527357. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
201
Distinct HCPCS
2
Medicare allowed
$22,926
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 186 14 $112
90791 Psychiatric diagnostic evaluation 15 14 $134

In context: peer comparison

Among 4 peers in this city , average services per provider: 166. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mallory Grivner's medical specialty?
Dr. Mallory Grivner practices Clinical Social Worker in Blue Bell, PA.
Where does Dr. Mallory Grivner practice?
Dr. Mallory Grivner practices at 1755 Hallman Dr, Blue Bell, PA 194223576. Office phone: 6108645476.
What is Dr. Mallory Grivner's NPI?
Dr. Mallory Grivner's National Provider Identifier (NPI) is 1013527357, issued by NPPES.
Does Dr. Mallory Grivner accept Medicare assignment?
Yes. Dr. Mallory Grivner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mallory Grivner commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.