Doctor profile · Federal record

Dr. Robert Kozlowski, MD

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

  • NPI 1013178102
  • Accepts Medicare
  • MIPS 83.2 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 8 locations across 2 states.

NPPES Updated May 11, 2026
Primary practice
25751 McBean Pkwy Ste 210
Valencia, CA 913553701
(661) 284-3100
fax (661) 290-3310
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631
California — 6 locations
Additional location
1000 S Flower St
Burbank, CA 915022021
(818) 876-4766
fax (818) 502-0618
Additional location
1950 Sawtelle Blvd Ste 130
Los Angeles, CA 900257072
(310) 996-9355
fax (310) 231-3016
Additional location
23388 Mulholland Dr
Woodland Hills, CA 913642733
(818) 876-4055
fax (818) 876-4094
Additional location
26585 Agoura RD Ste 330
Calabasas, CA 913021958
(818) 876-1050
fax (818) 876-1026
Additional location
335 N la Brea Ave
Los Angeles, CA 900362517
(323) 634-3850
fax (323) 938-9958
Additional location
4323 W Riverside Dr
Burbank, CA 915054044
(818) 556-2700
fax (818) 295-3450
New Jersey — 1 location
Additional location
3 Cooper Plz, Suite 502
Camden, NJ 081031438
(856) 968-7433
fax (856) 968-8499

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
December 16, 2019
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A126369

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013178102. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
399
Distinct HCPCS
9
Medicare allowed
$43,816
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 199 128 $136
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 48 48 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 36 30 $95
36415 Insertion of needle into vein for collection of blood sample 29 26 $8
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 22 22 $16
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $183
G0008 Administration of influenza virus vaccine 17 17 $32
90662 Influenza vaccine split virus, preservative free 16 16 $72
G0009 Administration of pneumococcal vaccine 11 11 $34

In context: peer comparison

Among 9 peers in this city , average services per provider: 291. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,006
Patients
595
Total drug cost
$35,195
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 365 109 $7,713
Amlodipine Besylate Generic 323 103 $1,612
Tamsulosin Hcl Generic 129 42 $2,654
Losartan Potassium Generic 125 42 $3,112
Zolpidem Tartrate Generic 118 19 $590
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 116 27 $3,990
Rosuvastatin Calcium Generic 110 35 $4,457
Trazodone Hcl Generic 99 27 $677
Levothyroxine Sodium Generic 92 28 $1,561
Alprazolam Generic 91 24 $364

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Kozlowski's medical specialty?
Dr. Robert Kozlowski practices Internal Medicine Physician in Valencia, CA.
Where does Dr. Robert Kozlowski practice?
Dr. Robert Kozlowski practices at 25751 McBean Pkwy Ste 210, Valencia, CA 913553701. Office phone: 6612843100.
What is Dr. Robert Kozlowski's NPI?
Dr. Robert Kozlowski's National Provider Identifier (NPI) is 1013178102, issued by NPPES.
Does Dr. Robert Kozlowski accept Medicare assignment?
Yes. Dr. Robert Kozlowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Kozlowski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.