Doctor profile · Federal record

Dr. Kathryn Brewer, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Solvang, CA

  • NPI 1528042470
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 36 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1992 Old Mission Dr Ste 140
Solvang, CA 934632302
(805) 614-5690
Additional location
217 W Central Ave Ste G
Lompoc, CA 934362830
(805) 735-4292

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
December 20, 2022
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A125955 · Oklahoma #18020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528042470. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
466
Distinct HCPCS
7
Medicare allowed
$54,964
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 244 128 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 66 52 $97
83036 Hemoglobin a1c level 50 29 $9
99203 New patient office or other outpatient visit, 30-44 minutes 39 39 $122
99215 Established patient office or other outpatient visit, 40-54 minutes 37 35 $194
81003 Automated urinalysis test 17 14 $2
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $180

In context: peer comparison

Among 5 peers in this city , average services per provider: 124. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $40.34

By nature of payment

Food and Beverage
$40

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
638
Patients
126
Total drug cost
$135,468
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 86 28 $1,457
Atorvastatin Calcium Generic 57 22 $493
Lisinopril Generic 53 20 $537
Omeprazole Generic 52 12 $937
Ozempic (Semaglutide) Brand 52 11 $59,225
Sertraline Hcl Generic 46 14 $893
Losartan Potassium Generic 45 19 $684
Eliquis (Apixaban) Brand 40 0 $30,643
Metoprolol Succinate Generic 38 0 $596
Amlodipine Besylate Generic 36 0 $276

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Brewer's medical specialty?
Dr. Kathryn Brewer practices Internal Medicine Physician in Solvang, CA.
Where does Dr. Kathryn Brewer practice?
Dr. Kathryn Brewer practices at 1992 Old Mission Dr Ste 140, Solvang, CA 934632302. Office phone: 8056145690.
What is Dr. Kathryn Brewer's NPI?
Dr. Kathryn Brewer's National Provider Identifier (NPI) is 1528042470, issued by NPPES.
Does Dr. Kathryn Brewer accept Medicare assignment?
Yes. Dr. Kathryn Brewer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Brewer 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); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.