Doctor profile · Federal record

Dr. Steven Korenstein, M.D.

Family Medicine Physician (CMS: Family Practice) · Eureka, CA

  • NPI 1568776318
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2675 Harris Street
Eureka, CA 95503
(707) 443-8335
fax (707) 443-7327

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Profile last updated
November 5, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A122072

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568776318. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,568
Distinct HCPCS
10
Medicare allowed
$194,069
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 736 366 $130
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 422 79 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 402 250 $92
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 153 49 $24
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 140 140 $132
85610 Blood test, clotting time 120 13 $4
83036 Hemoglobin a1c level 111 70 $10
20610 Aspiration and/or injection of fluid from large joint 77 56 $73
G0008 Administration of influenza virus vaccine 62 62 $29
90662 Influenza vaccine split virus, preservative free 61 61 $68

In context: peer comparison

Among 8 peers in this city , average services per provider: 100. This provider delivers 26× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,272
Patients
915
Total drug cost
$49,765
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 498 140 $5,889
Lisinopril Generic 462 121 $5,019
Levothyroxine Sodium Generic 272 71 $3,972
Amlodipine Besylate Generic 269 66 $2,138
Losartan Potassium Generic 264 77 $3,809
Omeprazole Generic 203 64 $3,551
Tamsulosin Hcl Generic 201 68 $5,621
Hydrochlorothiazide Generic 187 50 $855
Metformin Hcl Generic 165 45 $1,958
Simvastatin Generic 161 39 $1,998

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Korenstein's medical specialty?
Dr. Steven Korenstein practices Family Medicine Physician in Eureka, CA.
Where does Dr. Steven Korenstein practice?
Dr. Steven Korenstein practices at 2675 Harris Street, Eureka, CA 95503. Office phone: 7074438335.
What is Dr. Steven Korenstein's NPI?
Dr. Steven Korenstein's National Provider Identifier (NPI) is 1568776318, issued by NPPES.
Does Dr. Steven Korenstein accept Medicare assignment?
Yes. Dr. Steven Korenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Korenstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.