Doctor profile · Federal record

Dr. Karen Gelphman, MD

Family Medicine Physician (CMS: Family Practice) · Santa Rosa, CA

  • NPI 1972565703
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3883 Airway Dr Ste 202
Santa Rosa, CA 954031671
(707) 521-7777
fax (707) 573-5426
Additional location
131 Stony Cir Ste 1600
Santa Rosa, CA 954019520
(707) 541-7700
fax (707) 573-5415
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G78072

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972565703. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
4
Medicare allowed
$18,053
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 70 61 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 48 39 $100
99215 Established patient office or other outpatient visit, 40-54 minutes 17 15 $197
81003 Automated urinalysis test 12 12 $2

In context: peer comparison

Among 28 peers in this city , average services per provider: 775. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
247
Patients
29
Total drug cost
$4,525
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 35 15 $588
Atorvastatin Calcium Generic 30 14 $254
Gabapentin Generic 23 0 $760
Losartan Potassium Generic 18 0 $319
Lisinopril Generic 17 0 $162
Omeprazole Generic 17 0 $252
Fluoxetine Hcl Generic 16 0 $253
Pantoprazole Sodium Generic 16 0 $205
Rosuvastatin Calcium Generic 15 0 $964
Amlodipine Besylate Generic 14 0 $61

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Gelphman's medical specialty?
Dr. Karen Gelphman practices Family Medicine Physician in Santa Rosa, CA.
Where does Dr. Karen Gelphman practice?
Dr. Karen Gelphman practices at 3883 Airway Dr Ste 202, Santa Rosa, CA 954031671. Office phone: 7075217777.
What is Dr. Karen Gelphman's NPI?
Dr. Karen Gelphman's National Provider Identifier (NPI) is 1972565703, issued by NPPES.
Does Dr. Karen Gelphman accept Medicare assignment?
Yes. Dr. Karen Gelphman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Gelphman 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.