STEVEN A WAHLEN M.D.
NPI 1457308769
Radiology - Radiation Oncology in Chico, CA

Q: What is Steven Wahlen's NPI number?

The NPI number for Steven Wahlen is 1457308769. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Q: What is Steven Wahlen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Q: When was this NPI record last updated?

The NPPES record for Steven Wahlen was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 30, 2006PECOS EnrolledAccepts Medicare Assignment

72.8/100

CMS Quality Rating

265 COHASSET RD, SUITE 140, CHICO, CA 95926(530) 891-8787(530) 898-9647 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Steven A Wahlen M.d. NPPES

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

STEVEN A WAHLEN M.D. (NPI 1457308769) is an individual radiation oncology provider in Chico, California, licensed in California (RHL1388296) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (1989).

NPPES Registry Identity

NPI1457308769

Entity TypeIndividualMale

Primary Taxonomy2085R0001X

Provider Legal NameSTEVEN A WAHLENCredential: M.D.

Location Address265 COHASSET RD, SUITE 140Chico, CA 95926-2273

Mailing AddressPo Box 511470Los Angeles, CA 90051-8025 · (512) 583-0205 · Fax (512) 583-2001

Phone(530) 891-8787

Fax(530) 898-9647

Sole ProprietorNo

Medical School CMSLoma Linda University School Of MedicineGraduated 1989

Enumeration DateMay 30, 2006

Last NPPES UpdateMarch 7, 2023

✔ NPI 1457308769 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

License✔ Licensed in CA · RHL1388296

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

265 COHASSET RD, Chico, CA 95926

Open in Google Maps ↗

Other Identifiers 2

Medicaid00G701900CA

OtherG70190CA · Medical License

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

Steven A Wahlen 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 ID5496791717

PECOS Enrollment IDI20080617000694

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 17

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.

Ct guidance for insertion of radiation therapy fields 77014

CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.

1,318 services225 patients

Calculation of radiation therapy dose 77300

Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.

450 services96 patients

Radiation treatment management, 5 treatment sessions 77427

Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.

287 services129 patients

Complex radiation therapy planning 77263

Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.

125 services113 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 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.

122 services90 patients

Design and construction of complex radiation treatment device 77334

The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.

99 services36 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 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.

78 services78 patients

Design and construction of radiation treatment device for high precision radiation therapy 77338

A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.

71 services65 patients

High precision radiation therapy planning 77301

High precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.

67 services65 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 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.

63 services52 patients

Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 77280

This procedure involves gathering essential information to create the best radiation treatment plan for a specific area. It includes scanning the treatment area and using this data to calculate the precise dose of radiation needed to target the disease effectively, while sparing healthy tissue.

56 services43 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 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.

51 services43 patients

Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 77290

This procedure involves collecting necessary data to plan the best radiation treatment. It may cover 3 or more areas or any area requiring special attention. Data collection includes imaging scans and tests to understand the disease's extent and to tailor a precise, effective treatment plan.

42 services34 patients

3d radiation therapy planning 77295

3D radiation therapy planning is a procedure that uses computer imaging to map out the area needing treatment. This ensures the radiation targets the disease precisely, while minimizing exposure to surrounding healthy tissues. It's a key step in preparing for effective radiation therapy.

34 services31 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

25 services25 patients

Special radiation treatment 77470

Special radiation treatment is a medical procedure that uses high-energy rays to destroy or damage cancer cells. It's a targeted approach that aims to minimize harm to healthy tissues. The treatment duration varies based on individual health conditions.

22 services20 patients

Management of cranial lesion surgery using radiation over multiple sessions 77435

This procedure involves using targeted radiation to treat a lesion in the brain over several sessions. The radiation destroys the abnormal cells, helping to control or eliminate the lesion. It's a non-invasive treatment, meaning no surgical cuts are made.

19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95926 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

$176.60 typical visit price

range $58.87 – $176.60

Typical copayment $44.15 (range $14.71 – $44.15)

Most-billed visit code 99205

Established Patient

$73.16 typical visit price

range $19.28 – $144.60

Typical copayment $18.29 (range $4.82 – $36.15)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

72.8/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

74.33

Promoting Interoperability

100

Improvement Activities

Cost

24.26

Leave this field empty

Other Providers at the Same Location NPPES 17

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

RUBENS BARROS COSTA FILHO MD

Internal Medicine (Hematology & Oncology)

265 COHASSET RD
CHICO, CA 95926

Butte County (530) 332-4700

DR. SAM MAZJ MD

Internal Medicine (Hematology & Oncology)

265 COHASSET RD, SUITE 170
CHICO, CA 95926

Butte County (530) 893-2323

DANA DOMINGUEZ

Surgery (Surgical Oncology)

265 COHASSET RD
CHICO, CA 95926

Butte County (530) 332-4700

MRS. KALYN BURNELL RD

Dietitian, Registered

265 COHASSET RD
CHICO, CA 95926

Butte County (530) 332-3917

DR. JOHN A HAYWARD MD

Internal Medicine (Hematology & Oncology)

265 COHASSET RD, SUITE 150
CHICO, CA 95926

Butte County (530) 899-9000

DEBRA C GARLEY MD

Internal Medicine (Hematology & Oncology)

265 COHASSET RD, SUITE 170
CHICO, CA 95926

Butte County (530) 893-2323

CHICO HEMATOLOGY ONCOLOGY

Internal Medicine (Hematology & Oncology)

265 COHASSET RD, SUITE170
CHICO, CA 95926

Butte County (530) 893-2323

YUAN YING M.D,

Internal Medicine (Hematology & Oncology)

265 COHASSET RD
CHICO, CA 95926

Butte County (530) 332-4700

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 Steven Wahlen's NPI number?

The NPI number for Steven Wahlen is 1457308769. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Steven Wahlen located?

Steven Wahlen practices at 265 Cohasset Rd Suite 140, Chico, CA 95926. The listed phone number is (530) 891-8787.

What is Steven Wahlen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Steven Wahlen enrolled in Medicare?

Yes. Steven Wahlen 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 Steven Wahlen was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.