Doctor profile · Federal record

Dr. Christoph Karch, M.D., Dr.MED.

Neuromuscular Medicine (Psychiatry & Neurology) Physician (CMS: Neurology) · San Jose, CA

  • NPI 1629396684
  • Accepts Medicare
  • MIPS 74.2 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
751 S Bascom Ave
San Jose, CA 951282604
(408) 885-5000

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
October 30, 2015
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2084N0008X — NUCC code
State license (1)
California #A129008

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629396684. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
148
Distinct HCPCS
4
Medicare allowed
$24,342
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 57 44 $113
99215 Established patient office or other outpatient visit, 40-54 minutes 38 26 $166
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 27 $200
99291 Critical care, first 30-74 minutes 25 17 $240

In context: peer comparison

Among 2 peers in San Jose Neuromuscular Medicine (Psychiatry & Neurology) Physician, average services per provider: 168. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
788
Patients
83
Total drug cost
$271,207
Drug Type Claims Patients Total cost
Levetiracetam Generic 169 36 $15,176
Lamotrigine Generic 111 18 $3,318
Gabapentin Generic 83 16 $3,575
Carbamazepine Generic 68 13 $7,032
Divalproex Sodium Generic 66 0 $3,828
Lacosamide Generic 40 0 $17,709
Oxcarbazepine Generic 40 0 $2,785
Clonazepam Generic 35 0 $518
Phenytoin Sodium Extended Generic 32 0 $2,041
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 27 0 $3,112

Frequently asked questions

Auto-generated from federal data
What is Dr. Christoph Karch's medical specialty?
Dr. Christoph Karch practices Neuromuscular Medicine (Psychiatry & Neurology) Physician in San Jose, CA.
Where does Dr. Christoph Karch practice?
Dr. Christoph Karch practices at 751 S Bascom Ave, San Jose, CA 951282604. Office phone: 4088855000.
What is Dr. Christoph Karch's NPI?
Dr. Christoph Karch's National Provider Identifier (NPI) is 1629396684, issued by NPPES.
Does Dr. Christoph Karch accept Medicare assignment?
Yes. Dr. Christoph Karch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christoph Karch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.