Doctor profile · Federal record

Dr. Derrick Porter, MSW

Clinical Social Worker · Merrillville, IN

  • NPI 1245517341
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1441 E 84Th Pl
Merrillville, IN 464106451
(219) 794-2000
fax (219) 794-2010
Mailing address
8400 Louisiana St
Merrillville, IN 464106385

Credentials & registration

NPPES · NUCC
NPI registered
November 2011 — 15 yrs on file
Profile last updated
April 17, 2014
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Indiana #34006954A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245517341. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
378
Distinct HCPCS
3
Medicare allowed
$35,068
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 241 54 $103
90834 Psychotherapy, 45 minutes 117 11 $67
90791 Psychiatric diagnostic evaluation 20 20 $125

In context: peer comparison

Among 6 peers in Merrillville Clinical Social Worker, average services per provider: 91. This provider delivers 4.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Derrick Porter's medical specialty?
Dr. Derrick Porter practices Clinical Social Worker in Merrillville, IN.
Where does Dr. Derrick Porter practice?
Dr. Derrick Porter practices at 1441 E 84Th Pl, Merrillville, IN 464106451. Office phone: 2197942000.
What is Dr. Derrick Porter's NPI?
Dr. Derrick Porter's National Provider Identifier (NPI) is 1245517341, issued by NPPES.
Does Dr. Derrick Porter accept Medicare assignment?
Yes. Dr. Derrick Porter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derrick Porter commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.