Doctor profile · Federal record

Dr. Timothy Chryssikos, MD

Neurological Surgery Physician (CMS: Neurosurgery) · San Francisco, CA

  • NPI 1841673332
  • Accepts Medicare
  • MIPS 99.2 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 Parnassus Ave # A303
San Francisco, CA 941432202
(415) 353-2739

Credentials & registration

NPPES · NUCC
NPI registered
July 2015 — 11 yrs on file
Profile last updated
June 30, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
California #A175606

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841673332. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
346
Distinct HCPCS
10
Medicare allowed
$66,465
HCPCS Description Services Patients Avg allowed
22614 Fusion of additional segment of spine 134 25 $172
99214 Established patient office or other outpatient visit, 30-39 minutes 38 35 $109
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 37 25 $43
99204 New patient office or other outpatient visit, 45-59 minutes 23 23 $145
22600 Fusion of spine in neck by posterior approach 20 19 $624
22842 Placement of stabilizing device to back, 3-6 spine bone segments 19 19 $385
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $116
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc 13 13 $296
22843 Placement of stabilizing device to back, 7-12 spine bone segments 13 13 $252
22630 Fusion of lower spine bone and partial removal of spine bone or disc through back, 1 disc 12 12 $266

In context: peer comparison

Among 17 peers in this city , average services per provider: 51. This provider delivers 6.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13,351
Transactions
37
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
BK Medical Holding Company Inc. 5 $10,320.82
Medtronic, Inc. 24 $2,249.27
Stryker Corporation 4 $528.76
Globus Medical, Inc. 3 $152.06
Kuros Biosciences USA, Inc 1 $100.00

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$10,277
Food and Beverage
$1,757
Travel and Lodging
$1,317

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Chryssikos's medical specialty?
Dr. Timothy Chryssikos practices Neurological Surgery Physician in San Francisco, CA.
Where does Dr. Timothy Chryssikos practice?
Dr. Timothy Chryssikos practices at 400 Parnassus Ave # A303, San Francisco, CA 941432202. Office phone: 4153532739.
What is Dr. Timothy Chryssikos's NPI?
Dr. Timothy Chryssikos's National Provider Identifier (NPI) is 1841673332, issued by NPPES.
Does Dr. Timothy Chryssikos accept Medicare assignment?
Yes. Dr. Timothy Chryssikos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Chryssikos commonly perform?
Top Medicare-reported procedures in 2023: Fusion of additional segment of spine (HCPCS 22614); Established patient office or other outpatient visit (HCPCS 99214); Insertion of cage or mesh device to spine bone and disc space during spine fusion (HCPCS 22853). Source: CMS Medicare Physician & Other Practitioners file.