Doctor profile · Federal record

Dr. Eva Costlow, LCSW-C

Clinical Social Worker · Frederick, MD

  • NPI 1811594849
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
226 S Jefferson St
Frederick, MD 217016205
(301) 663-6135

Credentials & registration

NPPES · NUCC
NPI registered
October 2020 — 6 yrs on file
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Maryland #21001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811594849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
225
Distinct HCPCS
1
Medicare allowed
$16,088
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 225 15 $72

In context: peer comparison

Among 12 peers in Frederick Clinical Social Worker, average services per provider: 130. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Eva Costlow's medical specialty?
Dr. Eva Costlow practices Clinical Social Worker in Frederick, MD.
Where does Dr. Eva Costlow practice?
Dr. Eva Costlow practices at 226 S Jefferson St, Frederick, MD 217016205. Office phone: 3016636135.
What is Dr. Eva Costlow's NPI?
Dr. Eva Costlow's National Provider Identifier (NPI) is 1811594849, issued by NPPES.
Does Dr. Eva Costlow accept Medicare assignment?
Yes. Dr. Eva Costlow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eva Costlow commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.