Doctor profile · Federal record

Dr. Veronika Simanek, M.D.

Internal Medicine Physician (CMS: Hospitalist) · Walnut Creek, CA

  • NPI 1174556500
  • Accepts Medicare
  • MIPS 85.7 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2255 Ygnacio Valley RD, Suite A
Walnut Creek, CA 945983343
(925) 937-9984
fax (925) 933-4886
Mailing address
Dept 34929, P.O. Box 39000
San Francisco, CA 941390001

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 21, 2012
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A74252
Medicaid
CA #00A742520

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174556500. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
2
Medicare allowed
$56,548
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 166 164 $196
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 163 161 $147

In context: peer comparison

Among 44 peers in Walnut Creek Internal Medicine Physician, average services per provider: 260. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Veronika Simanek's medical specialty?
Dr. Veronika Simanek practices Internal Medicine Physician in Walnut Creek, CA.
Where does Dr. Veronika Simanek practice?
Dr. Veronika Simanek practices at 2255 Ygnacio Valley RD, Walnut Creek, CA 945983343. Office phone: 9259379984.
What is Dr. Veronika Simanek's NPI?
Dr. Veronika Simanek's National Provider Identifier (NPI) is 1174556500, issued by NPPES.
Does Dr. Veronika Simanek accept Medicare assignment?
Yes. Dr. Veronika Simanek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Veronika Simanek commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.