Doctor profile · Federal record

Dr. Catherine Mamah, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Neuromuscular Medicine (Psychiatry & Neurology) Physician · Neurology Physician · Neurology Physician · Neurology Physician · Clinical Neurophysiology Physician · Neurology With Special Qualifications in Child Neurology Physician · Vancouver, WA

  • NPI 1811062912
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 5 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2121 Ne 139Th St, Mob A, Ste.400
Vancouver, WA 986862316
(360) 487-4707
Additional location
580 Court St
Keene, NH 034311718
(603) 354-5400
Additional location
1100 Goethals Dr Ste D
Richland, WA 993523301
(509) 942-3080
fax (509) 942-3085
Mailing address
Po Box 12563
Seattle, WA 981114563

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
August 19, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (5)
Wisconsin #836 · Washington #MD60577656 · California #105347 · Minnesota #60081 · New Hampshire #EL31992

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811062912. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
33
Distinct HCPCS
1
Medicare allowed
$3,102
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 33 25 $94

In context: peer comparison

Among 11 peers in Vancouver Neurology Physician, average services per provider: 639. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
50
Patients
0
Total drug cost
$35,118
Drug Type Claims Patients Total cost
Nurtec Odt (Rimegepant Sulfate) Brand 22 0 $34,800
Topiramate Generic 16 0 $218
Gabapentin Generic 12 0 $100

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Mamah's medical specialty?
Dr. Catherine Mamah practices Neurology Physician in Vancouver, WA.
Where does Dr. Catherine Mamah practice?
Dr. Catherine Mamah practices at 2121 Ne 139Th St, Vancouver, WA 986862316. Office phone: 3604874707.
What is Dr. Catherine Mamah's NPI?
Dr. Catherine Mamah's National Provider Identifier (NPI) is 1811062912, issued by NPPES.
Does Dr. Catherine Mamah accept Medicare assignment?
Yes. Dr. Catherine Mamah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Mamah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.