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DR. TERESA LYNN HELSTEN M.D.
NPI 1265408678
Internal Medicine - Hematology & Oncology in La Jolla, CA

Active since February 24, 2006PECOS EnrolledAccepts Medicare Assignment
3855 HEALTH SCIENCES DR, #0987, LA JOLLA, CA 92093(858) 822-6195(858) 822-6196 Get Directions Write a Review

NPPES record last updated: March 18, 2011. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Teresa Lynn Helsten M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TERESA LYNN HELSTEN M.D. (NPI 1265408678) is an individual hematology & oncology provider in La Jolla, California, licensed in California (A71996) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (1998).

NPPES Registry Identity

NPI1265408678
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. TERESA LYNN HELSTENCredential: M.D.
Location Address3855 HEALTH SCIENCES DR, #0987La Jolla, CA 92093-1503
Mailing Address3855 Health Sciences Dr, #0987La Jolla, CA 92093-1503 · (858) 822-6195 · Fax (858) 822-6196
Phone(858) 822-6195
Fax(858) 822-6196
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 1998
Enumeration DateFebruary 24, 2006
Last NPPES UpdateMarch 18, 2011
✔ NPI 1265408678 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A71996
Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

3855 HEALTH SCIENCES DR, La Jolla, CA 92093
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Other Identifiers 1

Medicare UPINH46258CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Teresa Lynn Helsten M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880602200
PECOS Enrollment IDI20060327000880
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
189 services112 patients
Established patient office or other outpatient visit, 40-54 minutes 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
50 services33 patients
Established patient office or other outpatient visit, 20-29 minutes 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
29 services28 patients
New patient office or other outpatient visit, 60-74 minutes 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92093 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$184.71 typical visit price
range $62.10 – $184.71
Typical copayment $46.17 (range $15.52 – $46.17)
Most-billed visit code 99205
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. NEREMIAH JOAKIM SANCHEZ CASTANO MSN, RN (NP/CNS/PHN)
Nurse Practitioner (Adult Health)
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 822-7874
BARBARA A PARKER M.D.
Internal Medicine (Hematology & Oncology)
3855 HEALTH SCIENCES DR, MAIL CODE 0987
LA JOLLA, CA 92093
San Diego County (858) 822-6200
DR. AJAY PAL S SANDHU M.D.
Radiology (Radiation Oncology)
3855 HEALTH SCIENCES DR, MAIL CODE 0843
LA JOLLA, CA 92093
San Diego County (858) 822-6055
DR. RABIA SAMADY ATAYEE PHARM.D.
Pharmacist
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 822-6091
CATHRYN M MCCORMICK PA
Physician Assistant
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 822-7919
LISA MADLENSKY PHD, MSC
Genetic Counselor, MS
3855 HEALTH SCIENCES DR, MC#0901
LA JOLLA, CA 92093
San Diego County (858) 822-6831
MARLON GARZO SARIA M.S.N., R.N.
Registered Nurse (Oncology)
3855 HEALTH SCIENCES DR, SUITE 3304 MAILCODE 0819
LA JOLLA, CA 92093
San Diego County (858) 822-0733
DR. RAFAEL BEJAR M.D., PH.D.
Internal Medicine (Hematology & Oncology)
3855 HEALTH SCIENCES DR, MC 0820
LA JOLLA, CA 92093
San Diego County (858) 534-5204

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Teresa Helsten's NPI number?

The NPI number for Teresa Helsten is 1265408678. It was assigned to this individual provider in the NPPES registry on February 24, 2006.

Where is Teresa Helsten located?

Teresa Helsten practices at 3855 Health Sciences Dr #0987, La Jolla, CA 92093. The listed phone number is (858) 822-6195.

What is Teresa Helsten's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Teresa Helsten enrolled in Medicare?

Yes. Teresa Helsten is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Teresa Helsten was last updated on March 18, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.