Doctor profile · Federal record

Dr. Teresa Helsten, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · La Jolla, CA

  • NPI 1265408678
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3855 Health Sciences Dr, #0987
La Jolla, CA 920931503
(858) 822-6195
fax (858) 822-6196

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
March 18, 2011
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A71996

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265408678. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
272
Distinct HCPCS
3
Medicare allowed
$33,648
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 159 103 $101
99215 Established patient office or other outpatient visit, 40-54 minutes 93 45 $149
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $187

In context: peer comparison

Among 16 peers in this city , average services per provider: 1,484. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
516
Patients
95
Total drug cost
$1,485,775
Drug Type Claims Patients Total cost
Anastrozole Generic 143 46 $2,933
Letrozole Generic 89 25 $2,092
Ibrance (Palbociclib) Brand 54 0 $746,919
Kisqali (Ribociclib Succinate) Brand 50 13 $707,002
Eliquis (Apixaban) Brand 28 0 $17,072
Ondansetron Odt (Ondansetron) Brand 25 0 $607
Exemestane Generic 20 0 $6,950
Levothyroxine Sodium Generic 20 0 $372
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 16 0 $596
Oxycodone Hcl Generic 13 0 $307

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Teresa Helsten's medical specialty?
Dr. Teresa Helsten practices Hematology & Oncology Physician in La Jolla, CA.
Where does Dr. Teresa Helsten practice?
Dr. Teresa Helsten practices at 3855 Health Sciences Dr, La Jolla, CA 920931503. Office phone: 8588226195.
What is Dr. Teresa Helsten's NPI?
Dr. Teresa Helsten's National Provider Identifier (NPI) is 1265408678, issued by NPPES.
Does Dr. Teresa Helsten accept Medicare assignment?
Yes. Dr. Teresa Helsten accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Teresa Helsten 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.