Doctor profile · Federal record

Dr. Kathleen Whisman, M.D.

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

  • NPI 1124179353
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
678 Petaluma Ave
Sebastopol, CA 954724217
(707) 823-6997
fax (707) 829-3709

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 20, 2021
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G79463
Medicaid
CA #00G794630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124179353. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
288
Distinct HCPCS
4
Medicare allowed
$39,281
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 210 68 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 33 24 $99
99443 Telephone medical discussion with physician, 21-30 minutes 29 20 $139
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $180

In context: peer comparison

Among 3 peers in this city , average services per provider: 108. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$205
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 3 $158.83
Novo Nordisk Inc 2 $45.88

By nature of payment

Food and Beverage
$205

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
378
Patients
23
Total drug cost
$5,749
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 42 11 $1,118
Losartan Potassium Generic 39 12 $666
Atorvastatin Calcium Generic 33 0 $382
Trazodone Hcl Generic 32 0 $289
Celecoxib Generic 28 0 $1,096
Temazepam Generic 25 0 $301
Zolpidem Tartrate Generic 22 0 $264
Furosemide Generic 21 0 $80
Lorazepam Generic 21 0 $62
Potassium Chloride Generic 21 0 $341

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Whisman's medical specialty?
Dr. Kathleen Whisman practices Family Medicine Physician in Sebastopol, CA.
Where does Dr. Kathleen Whisman practice?
Dr. Kathleen Whisman practices at 678 Petaluma Ave, Sebastopol, CA 954724217. Office phone: 7078236997.
What is Dr. Kathleen Whisman's NPI?
Dr. Kathleen Whisman's National Provider Identifier (NPI) is 1124179353, issued by NPPES.
Does Dr. Kathleen Whisman accept Medicare assignment?
Yes. Dr. Kathleen Whisman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Whisman 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); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.