Doctor profile · Federal record

Dr. Gregory Holst, MD

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

  • NPI 1881601615
  • Accepts Medicare
  • 31 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 2006 — 20 yrs on file
Profile last updated
February 15, 2021
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #C52586
Medicaid (2)
NE #84601413812 · CO #01355239

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881601615. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,299
Distinct HCPCS
10
Medicare allowed
$210,817
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,133 467 $130
17003 Destruction of precancer skin growth, 2-14 growths 254 51 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 197 165 $93
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 142 63 $24
G0008 Administration of influenza virus vaccine 105 101 $29
83036 Hemoglobin a1c level 104 72 $9
17000 Destruction of precancer skin growth, 1 growth 93 70 $69
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 85 85 $76
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 41 41 $132
G0009 Administration of pneumococcal vaccine 39 39 $29

In context: peer comparison

Among 8 peers in Eureka Family Medicine Physician, average services per provider: 100. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,850
Patients
1,028
Total drug cost
$192,866
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 559 162 $15,028
Losartan Potassium Generic 531 145 $6,948
Atorvastatin Calcium Generic 407 108 $5,374
Lisinopril Generic 290 78 $2,735
Levothyroxine Sodium Generic 277 74 $4,847
Amlodipine Besylate Generic 251 67 $2,386
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 241 29 $3,088
Gabapentin Generic 208 58 $9,231
Simvastatin Generic 172 50 $1,795
Tamsulosin Hcl Generic 172 42 $3,135

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Holst's medical specialty?
Dr. Gregory Holst practices Family Medicine Physician in Eureka, CA.
Where does Dr. Gregory Holst practice?
Dr. Gregory Holst practices at 2675 Harris Street, Eureka, CA 95503. Office phone: 7074438335.
What is Dr. Gregory Holst's NPI?
Dr. Gregory Holst's National Provider Identifier (NPI) is 1881601615, issued by NPPES.
Does Dr. Gregory Holst accept Medicare assignment?
Yes. Dr. Gregory Holst accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Holst commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.