Doctor profile · Federal record

Dr. Lauren Sylwanowicz, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Long Beach, CA

  • NPI 1063874436
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1050 Linden Ave
Long Beach, CA 908133321
(562) 491-9000

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
March 18, 2020
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A151682

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063874436. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
389
Distinct HCPCS
5
Medicare allowed
$38,405
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 134 126 $9
99285 Emergency department visit with high level of medical decision making 95 94 $182
99291 Critical care, first 30-74 minutes 60 57 $224
71045 X-ray of chest, 1 view 52 51 $9
99284 Emergency department visit with moderate level of medical decision making 48 48 $126

In context: peer comparison

Among 14 peers in this city , average services per provider: 68. This provider delivers 5.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
15
Total drug cost
$140
Drug Type Claims Patients Total cost
Cephalexin Generic 15 15 $140

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Sylwanowicz's medical specialty?
Dr. Lauren Sylwanowicz practices Emergency Medicine Physician in Long Beach, CA.
Where does Dr. Lauren Sylwanowicz practice?
Dr. Lauren Sylwanowicz practices at 1050 Linden Ave, Long Beach, CA 908133321. Office phone: 5624919000.
What is Dr. Lauren Sylwanowicz's NPI?
Dr. Lauren Sylwanowicz's National Provider Identifier (NPI) is 1063874436, issued by NPPES.
Does Dr. Lauren Sylwanowicz accept Medicare assignment?
Yes. Dr. Lauren Sylwanowicz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Sylwanowicz commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.