Doctor profile · Federal record

Dr. Lerzan Tunali Madenci, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Santa Maria, CA

  • NPI 1659504181
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 East Church Street
Santa Maria, CA 934545906
(805) 878-6134
Mailing address
1230 Jackie Ln
Santa Maria, CA 934545921

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A108763

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659504181. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97
Distinct HCPCS
1
Medicare allowed
$16,292
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 97 97 $168

In context: peer comparison

Among 9 peers in this city , average services per provider: 266. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Lerzan Tunali Madenci's medical specialty?
Dr. Lerzan Tunali Madenci practices Internal Medicine Physician in Santa Maria, CA.
Where does Dr. Lerzan Tunali Madenci practice?
Dr. Lerzan Tunali Madenci practices at 1400 East Church Street, Santa Maria, CA 934545906. Office phone: 8058786134.
What is Dr. Lerzan Tunali Madenci's NPI?
Dr. Lerzan Tunali Madenci's National Provider Identifier (NPI) is 1659504181, issued by NPPES.
Does Dr. Lerzan Tunali Madenci accept Medicare assignment?
Yes. Dr. Lerzan Tunali Madenci accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lerzan Tunali Madenci commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.