Doctor profile · Federal record

Dr. GLYN MARSH, M.D.

Physical Medicine & Rehabilitation Physician (CMS: PHYSICAL MEDICINE AND REHABILITATION) · WALLA WALLA, WA

  • NPI 1316031255
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
301 W POPLAR ST STE 220
WALLA WALLA, WA 993622800
(509) 897-8959
fax (509) 897-5788
Additional location
1470 N 16th Ave
Yakima, WA 989021381
(509) 574-3300
Additional location
401 W Poplar St
Walla Walla, WA 993622846
(509) 897-8306
Mailing address
PO BOX 9787
YAKIMA, WA 989090787

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
June 17, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
208100000X — NUCC code
State license (1)
Washington #MD00046815
Medicaid
WA #7128648

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316031255. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
20,786
Distinct HCPCS
10
Medicare allowed
$205,083
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 20,082 39 $6
99215 Established patient office or other outpatient visit, 40-54 minutes 117 83 $177
95874 Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 115 39 $78
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 98 19 $7
99214 Established patient office or other outpatient visit, 30-39 minutes 80 66 $126
99204 New patient office or other outpatient visit, 45-59 minutes 64 64 $165
64615 Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 62 20 $146
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 55 36 $99
99205 New patient office or other outpatient visit, 60-74 minutes 34 34 $214
64405 Injection of anesthetic agent and/or steroid into upper neck and back of head nerve 32 19 $96

In context: peer comparison

Among 3 peers in this city , average services per provider: 628. This provider delivers 33× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
132
Patients
24
Total drug cost
$24,557
Drug Type Claims Patients Total cost
Duloxetine Hcl Generic 73 24 $1,431
Topiramate Generic 23 0 $218
Baclofen Generic 12 0 $402
Emgality Pen (Galcanezumab-Gnlm) Brand 12 0 $10,687
Nurtec Odt (Rimegepant Sulfate) Brand 12 0 $11,819

Hospital affiliations

CMS Hospital Compare