Doctor profile · Federal record

Dr. Eva Janiszewski, MD

General Practice Physician (CMS: General Practice) · Mission Viejo, CA

  • NPI 1396812335
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26302 la Paz RD Ste 214
Mission Viejo, CA 926915328
(949) 458-2992
fax (949) 458-9992

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
May 24, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
208D00000X — NUCC code
State license (1)
California #A62360

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396812335. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
428
Distinct HCPCS
7
Medicare allowed
$53,708
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 267 81 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 54 42 $98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $140
99215 Established patient office or other outpatient visit, 40-54 minutes 22 19 $194
G0008 Administration of influenza virus vaccine 19 19 $33
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 18 18 $69
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 13 12 $16

In context: peer comparison

Among 1 peers in Mission Viejo General Practice Physician, average services per provider: 61. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,423
Patients
384
Total drug cost
$24,854
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 233 70 $3,152
Levothyroxine Sodium Generic 182 48 $3,668
Metformin Hcl Generic 161 44 $1,566
Rosuvastatin Calcium Generic 140 49 $3,482
Lisinopril Generic 128 39 $948
Amlodipine Besylate Generic 120 38 $1,340
Losartan Potassium Generic 78 22 $1,261
Valsartan Generic 58 18 $2,236
Zolpidem Tartrate Generic 57 14 $359
Alendronate Sodium Generic 51 16 $651

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eva Janiszewski's medical specialty?
Dr. Eva Janiszewski practices General Practice Physician in Mission Viejo, CA.
Where does Dr. Eva Janiszewski practice?
Dr. Eva Janiszewski practices at 26302 la Paz RD Ste 214, Mission Viejo, CA 926915328. Office phone: 9494582992.
What is Dr. Eva Janiszewski's NPI?
Dr. Eva Janiszewski's National Provider Identifier (NPI) is 1396812335, issued by NPPES.
Does Dr. Eva Janiszewski accept Medicare assignment?
Yes. Dr. Eva Janiszewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eva Janiszewski 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 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.