Doctor profile · Federal record

Dr. Paul Cisarik, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Oxnard, CA

  • NPI 1952515421
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2361 E Vineyard Ave
Oxnard, CA 930362102
(805) 981-3770
Mailing address
5855 Olivas Park Dr
Ventura, CA 930037672

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
October 12, 2017
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #C151923 · Ohio #57009970

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952515421. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
950
Distinct HCPCS
10
Medicare allowed
$79,468
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 335 44 $53
99214 Established patient office or other outpatient visit, 30-39 minutes 289 113 $103
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 87 87 $142
99213 Established patient office or other outpatient visit, 20-29 minutes 63 41 $70
99215 Established patient office or other outpatient visit, 40-54 minutes 56 37 $149
G0444 Annual depression screening, 5 to 15 minutes 44 44 $10
99442 Telephone medical discussion with physician, 11-20 minutes 27 22 $70
99443 Telephone medical discussion with physician, 21-30 minutes 21 15 $103
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 14 12 $9
99495 Transitional care management services for problem of at least moderate complexity 14 12 $148

In context: peer comparison

Among 12 peers in Oxnard Internal Medicine Physician, average services per provider: 202. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$648
Transactions
31
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 9 $155.15
Lilly USA, LLC 5 $109.86
Abbvie INC. 5 $106.33
Pfizer INC. 3 $77.88
Amgen INC. 2 $54.41
Boehringer Ingelheim Pharmaceuticals, INC. 2 $42.46
Agios Pharmaceuticals, INC. 1 $26.85
Genzyme Corporation 1 $26.79
Bayer Healthcare Pharmaceuticals INC. 1 $20.57
AstraZeneca Pharmaceuticals Lp 1 $14.16
Exact Sciences Corporation 1 $13.99

By nature of payment

Food and Beverage
$648

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,629
Patients
456
Total drug cost
$81,496
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 263 78 $4,034
Amlodipine Besylate Generic 206 58 $1,706
Levothyroxine Sodium Generic 156 41 $2,931
Losartan Potassium Generic 116 33 $1,620
Furosemide Generic 100 29 $706
Omeprazole Generic 98 29 $1,628
Gabapentin Generic 93 29 $3,313
Valsartan Generic 93 29 $4,100
Rosuvastatin Calcium Generic 90 27 $2,846
Lisinopril Generic 87 28 $957

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Cisarik's medical specialty?
Dr. Paul Cisarik practices Internal Medicine Physician in Oxnard, CA.
Where does Dr. Paul Cisarik practice?
Dr. Paul Cisarik practices at 2361 E Vineyard Ave, Oxnard, CA 930362102. Office phone: 8059813770.
What is Dr. Paul Cisarik's NPI?
Dr. Paul Cisarik's National Provider Identifier (NPI) is 1952515421, issued by NPPES.
Does Dr. Paul Cisarik accept Medicare assignment?
Yes. Dr. Paul Cisarik accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Cisarik commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.