Doctor profile · Federal record

Dr. Kjirsten Ayn Carlson Betz, MD

Surgical Oncology Physician (CMS: Surgical Oncology) · Surgery Physician · San Francisco, CA

  • NPI 1124552880
  • Accepts Medicare
  • MIPS 84.1 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2351 Clay St Ste 512
San Francisco, CA 941151931
(415) 600-1817
fax (415) 369-1369
Additional location
165 Rowland Way Ste 201
Novato, CA 949455055
Mailing address
Po Box 276950
Sacramento, CA 958276950

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
November 22, 2024
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2086X0206X — NUCC code
State license (1)
California #A147052

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124552880. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
44
Distinct HCPCS
3
Medicare allowed
$4,463
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 21 17 $62
99213 Established patient office or other outpatient visit, 20-29 minutes 12 11 $98
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $180

In context: peer comparison

Among 6 peers in this city , average services per provider: 17. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$565
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Endomagnetics Ltd 4 $564.57

By nature of payment

Food and Beverage
$555
Travel and Lodging
$10

Frequently asked questions

Auto-generated from federal data
What is Dr. Kjirsten Ayn Carlson Betz's medical specialty?
Dr. Kjirsten Ayn Carlson Betz practices Surgical Oncology Physician in San Francisco, CA.
Where does Dr. Kjirsten Ayn Carlson Betz practice?
Dr. Kjirsten Ayn Carlson Betz practices at 2351 Clay St Ste 512, San Francisco, CA 941151931. Office phone: 4156001817.
What is Dr. Kjirsten Ayn Carlson Betz's NPI?
Dr. Kjirsten Ayn Carlson Betz's National Provider Identifier (NPI) is 1124552880, issued by NPPES.
Does Dr. Kjirsten Ayn Carlson Betz accept Medicare assignment?
Yes. Dr. Kjirsten Ayn Carlson Betz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kjirsten Ayn Carlson Betz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.