ANITA MAHAJAN M.D.
NPI 1457457194
Radiology - Radiation Oncology in Rochester, MN

Q: What is Anita Mahajan's NPI number?

The NPI number for Anita Mahajan is 1457457194. It was assigned to this individual provider in the NPPES registry on September 16, 2006.

Q: What is Anita Mahajan'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 Anita Mahajan was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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 September 16, 2006PECOS Enrolled

200 1ST ST SW, ROCHESTER, MN 55905(507) 284-2511 Get Directions Write a Review

NPPES record last updated: February 26, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 21, 2025, Aug 18, 2020, Apr 23, 2019 and 1 more (4 updates tracked since 2017).

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About Anita Mahajan M.d. NPPES

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

ANITA MAHAJAN M.D. (NPI 1457457194) is an individual radiation oncology provider in Rochester, Minnesota, licensed in Minnesota (61721) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Hospital Rochester, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1457457194

Entity TypeIndividualFemale

Primary Taxonomy2085R0001X

Provider Legal NameANITA MAHAJANCredential: M.D.

Location Address200 1ST ST SWRochester, MN 55905-0001

Mailing Address6201 Greenleigh Ave Fl 2Middle River, MD 21220-2004 · (410) 955-5000 · Fax (410) 500-4266

Phone(507) 284-2511

Sole ProprietorNo

Medical School CMSOtherGraduated 1992

Enumeration DateSeptember 16, 2006

Last NPPES UpdateFebruary 26, 20264 updates tracked since enumeration

NPPES CertifiedFebruary 26, 2026

✔ NPI 1457457194 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

Licenses✔ Licensed in MN · 61721✔ Licensed in MD · D105399✔ Licensed in TX · L5446

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.

200 1ST ST SW, Rochester, MN 55905

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Secondary Practice Locations 2

Location 15255 Loughboro Rd NW # NlwWashington, DC 20016-2633 · Phone (202) 537-4000 · Fax (202) 537-4588

Location 24940 Eastern AveBaltimore, MD 21224-2780 · Phone (410) 550-0526

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anita Mahajan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2264627629

PECOS Enrollment IDI20170301000649, I20251203003580, I20251203003774

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.

Medicare Billing Reassignments

Medicare enrollment records show Anita Mahajan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mayo Clinic

0.4 mi

Infectious Disease

200 1ST ST SW
Rochester, MN 55905

Reassigned Medicare billing, Minnesota enrollment
6,534 clinicians in this Medicare group

NPI 1114343860 (507) 284-2511

Johns Hopkins University

867 mi

Neurological Surgery

8600 OLD GEORGETOWN RD
Bethesda, MD 20814

Reassigned Medicare billing, Maryland enrollment
4,483 clinicians in this Medicare group

NPI 1578569240 (410) 955-5000

Johns Hopkins University

882 mi

Radiation Oncology

600 N WOLFE ST
Baltimore, MD 21287

Reassigned Medicare billing, District of Columbia enrollment
42 clinicians in this Medicare group

NPI 1710106414 (410) 933-7414

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

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.

Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002

Stereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.

210 services55 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.

154 services40 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.

88 services38 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.

38 services36 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.

35 services17 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.

25 services22 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.

25 services22 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.

18 services18 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.

17 services17 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.

15 services15 patients

Management of complete single session course of cranial lesion surgery using radiation 77432

This procedure involves using radiation to treat a cranial lesion in one session. A precise dose of radiation targets the lesion, destroying abnormal cells while sparing healthy tissue. It's a non-invasive method, meaning no surgical incision is needed.

15 services15 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.

13 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mayo Clinic Hospital Rochester

Acute Care Hospitals · Rochester, MN

5/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number240010

Location1216 Second Street SouthwestRochester, MN 55902 · Olmsted County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55905 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

$168.28 typical visit price

range $56.00 – $168.28

Typical copayment $42.07 (range $14.00 – $42.07)

Most-billed visit code 99205

Established Patient

$69.74 typical visit price

range $18.32 – $138.04

Typical copayment $17.43 (range $4.58 – $34.51)

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.

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.

EMILY LEASURE MD

Internal Medicine