Doctor profile · Federal record

Dr. Michael Papanicolaou, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Thousand Oaks, CA

  • NPI 1922038967
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Newbury RD, Ste 180
Thousand Oaks, CA 913206435
(805) 480-2600
fax (805) 480-2677

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 17, 2011
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A43353

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922038967. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,599
Distinct HCPCS
10
Medicare allowed
$1,792,184
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 2,153 1,065 $138
J2785 Injection, regadenoson, 0.1 mg 1,868 467 $54
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 878 690 $16
A9555 Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries 787 397 $516
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 568 565 $79
78492 Nuclear medicine studies of blood flow in heart muscle at rest and with stress 388 388 $1,705
A9502 Technetium tc-99m tetrofosmin, diagnostic, per study dose 328 163 $94
99215 Established patient office or other outpatient visit, 40-54 minutes 185 171 $192
93280 Programming of dual lead pacemaker system 184 104 $90
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 168 60 $83

In context: peer comparison

Among 6 peers in Thousand Oaks Cardiovascular Disease Physician, average services per provider: 248. This provider delivers 35× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,735
Transactions
115
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 27 $381.56
Amgen INC. 13 $353.93
Merck Sharp & Dohme LLC 9 $251.04
Lexicon Pharmaceuticals, INC. 6 $226.28
AstraZeneca Pharmaceuticals Lp 10 $188.74
Alnylam Pharmaceuticals INC. 4 $177.19
E.R. Squibb & Sons, L.L.C. 9 $156.95
Novartis Pharmaceuticals Corporation 10 $153.78
Edwards Lifesciences Corporation 4 $129.42
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 6 $111.17
Biotronik INC. 4 $91.11
Esperion Therapeutics, INC. 5 $91.10
Kiniksa Pharmaceuticals International, Plc 3 $82.27
Novo Nordisk INC 3 $63.82
Boston Scientific Corporation 2 $53.29

By nature of payment

Food and Beverage
$2,735

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,323
Patients
1,526
Total drug cost
$1,277,532
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 739 212 $9,271
Metoprolol Succinate Generic 520 158 $12,101
Rosuvastatin Calcium Generic 511 144 $13,391
Amlodipine Besylate Generic 501 160 $5,405
Ezetimibe Generic 501 147 $25,674
Eliquis (Apixaban) Brand 443 119 $591,692
Losartan Potassium Generic 339 100 $5,397
Carvedilol Generic 316 94 $4,945
Xarelto (Rivaroxaban) Brand 297 78 $421,360
Metoprolol Tartrate Generic 245 70 $1,804

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Papanicolaou's medical specialty?
Dr. Michael Papanicolaou practices Cardiovascular Disease Physician in Thousand Oaks, CA.
Where does Dr. Michael Papanicolaou practice?
Dr. Michael Papanicolaou practices at 1000 Newbury RD, Thousand Oaks, CA 913206435. Office phone: 8054802600.
What is Dr. Michael Papanicolaou's NPI?
Dr. Michael Papanicolaou's National Provider Identifier (NPI) is 1922038967, issued by NPPES.
Does Dr. Michael Papanicolaou accept Medicare assignment?
Yes. Dr. Michael Papanicolaou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Papanicolaou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, regadenoson, 0.1 mg (HCPCS J2785); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.