Doctor profile · Federal record

Dr. Christopher Groth, MD

Neurology Physician (CMS: Neurology) · Neurology Physician · Iowa City, IA

  • NPI 1447516083
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 52242
(319) 356-2571
fax (319) 384-7199

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
July 24, 2018
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
Iowa #44940 · Colorado #DR.0056488

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447516083. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
853
Distinct HCPCS
10
Medicare allowed
$63,616
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 201 170 $90
95984 Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, each additional 15 minutes with qualified health professional 182 24 $40
95874 Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 117 49 $18
95983 Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, first 15 minutes with qualified health professional 80 30 $45
64616 Injection of chemical for paralysis of nerve muscles on side of neck excluding voice box 68 26 $132
99215 Established patient office or other outpatient visit, 40-54 minutes 44 40 $131
64644 Injection of chemical for paralysis of nerve muscles on arm or leg, 5 or more muscles, first extremity 43 17 $101
99205 New patient office or other outpatient visit, 60-74 minutes 33 33 $168
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 18 $46
64612 Injection of chemical for paralysis of nerve muscles on side of face 25 12 $140

In context: peer comparison

Among 13 peers in Iowa City Neurology Physician, average services per provider: 47. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merz Pharmaceuticals, LLC 1 $25.31

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,476
Patients
315
Total drug cost
$540,370
Drug Type Claims Patients Total cost
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 448 131 $32,925
Clonazepam Generic 180 27 $1,412
Gabapentin Generic 98 25 $2,379
Carbidopa-Levodopa ER (Carbidopa/Levodopa) Brand 90 26 $6,956
Topiramate Generic 90 25 $2,198
Propranolol Hcl Generic 87 25 $2,225
Austedo (Deutetrabenazine) Brand 71 0 $350,332
Tetrabenazine Generic 68 13 $55,786
Baclofen Generic 64 16 $3,170
Tizanidine Hcl Generic 51 0 $1,049

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Groth's medical specialty?
Dr. Christopher Groth practices Neurology Physician in Iowa City, IA.
Where does Dr. Christopher Groth practice?
Dr. Christopher Groth practices at 200 Hawkins Dr, Iowa City, IA 52242. Office phone: 3193562571.
What is Dr. Christopher Groth's NPI?
Dr. Christopher Groth's National Provider Identifier (NPI) is 1447516083, issued by NPPES.
Does Dr. Christopher Groth accept Medicare assignment?
Yes. Dr. Christopher Groth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Groth commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming (HCPCS 95984); Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle (HCPCS 95874). Source: CMS Medicare Physician & Other Practitioners file.