Doctor profile · Federal record

Dr. Katherine Hardin, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Santa Rosa, CA

  • NPI 1871085662
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4700 Hoen Ave
Santa Rosa, CA 954057824
(707) 526-3360

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #95009142

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871085662. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
627
Distinct HCPCS
10
Medicare allowed
$60,553
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 239 152 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 101 79 $84
99215 Established patient office or other outpatient visit, 40-54 minutes 72 52 $165
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 49 49 $119
96372 Injection of drug or substance under skin or into muscle 42 21 $13
69209 Removal of impacted ear wax by washing 30 24 $19
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 30 12 $1
G0008 Administration of influenza virus vaccine 22 22 $28
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 18 18 $76
G0009 Administration of pneumococcal vaccine 13 13 $28

In context: peer comparison

Among 11 peers in this city , average services per provider: 142. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
314
Patients
46
Total drug cost
$21,287
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 30 0 $273
Estradiol Generic 30 14 $3,802
Alprazolam Generic 26 15 $123
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 25 17 $516
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 24 0 $1,002
Breo Ellipta (Fluticasone/Vilanterol) Brand 24 0 $12,877
Losartan Potassium Generic 24 0 $395
Duloxetine Hcl Generic 22 0 $756
Levothyroxine Sodium Generic 20 0 $244
Triamcinolone Acetonide Generic 17 0 $210

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Hardin's medical specialty?
Dr. Katherine Hardin practices Family Nurse Practitioner in Santa Rosa, CA.
Where does Dr. Katherine Hardin practice?
Dr. Katherine Hardin practices at 4700 Hoen Ave, Santa Rosa, CA 954057824. Office phone: 7075263360.
What is Dr. Katherine Hardin's NPI?
Dr. Katherine Hardin's National Provider Identifier (NPI) is 1871085662, issued by NPPES.
Does Dr. Katherine Hardin accept Medicare assignment?
Yes. Dr. Katherine Hardin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Hardin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.