Individual provider

Fatemeh Dehdar

Mammography Radiologic Technologist

Fatemeh Dehdar is a provider specialising in Mammography Radiologic Technologist in Sacramento, CA, registered under NPI 1669341921.

Getting there

The practice address on file is 1765 CHALLENGE WAY, Sacramento, CA 95815. We have not yet mapped what surrounds this office — parking, transit, and nearby pharmacies are added as our data collection reaches each location.

1765 CHALLENGE WAY, Sacramento, CA 95815 Open in Google Maps →

Credentials and Medicare

State licence
LicenceStateSpecialty
RHM00078688 CA Mammography Radiologic Technologist primary

This provider holds licence RHM00078688 issued in CA. A licence number in NPPES reflects what was filed at registration — it does not confirm the licence is still active today.

Medicare (PECOS)

This NPI does not appear in the PECOS Medicare enrolment file. Providers who do not bill Medicare — or who bill only through a group's enrolment — will not appear here. It is not a sign of any problem with the registration.

What Mammography covers

A radiologic technologist who specializes in mammography and is appropriately educated and trained, consistent with nationally recognized standards, state statute, and facility policy in performance of mammogram imaging, exam techniques, equipment protocols, radiation safety, and patient care. NUCC Health Care Provider Taxonomy, code 2471M2300X
Technologists, Technicians & Other Technical Service Providers Radiologic Technologist Mammography

The taxonomy records how the provider classifies their own practice. It does not confirm which conditions they currently treat, whether they are accepting new patients, or which insurance they take — call the office for that.

Full NPPES record

An NPI-1 identifies a single person. It stays with the clinician for life, even if they move practice or change state, which is why the address on file can lag behind where they actually work today.

NPI1669341921 valid check digit
Entity typeIndividual (NPI-1)
Enumeration dateNov 4, 2025
Last updatedNov 4, 2025
StatusActive
Sole proprietorNo
Practice address 1765 CHALLENGE WAY
Sacramento, CA 95815
(916) 905-5636
Mailing address 1000 MAMBO WAY
Roseville, CA 95747
This record was updated on Nov 4, 2025, which is recent enough that the contact details are likely still accurate.

Number check

1669341921 passes the NPI check digit test The final digit 1 matches the value computed from the first nine digits, so this is a well-formed NPI.
How the check works, step by step

Every NPI carries a Luhn check digit — the same scheme used on credit cards. CMS prefixes the number with 80840 before computing it, which marks it as a US health identifier.

Digit 8 0 8 4 0 1 6 6 9 3 4 1 9 2
Doubled? ×2 ×2 ×2 ×2 ×2 ×2 ×2
Value 8 0 8 8 0 2 6 3 9 6 4 2 9 4

Sum = 69 · next multiple of 10 = 70 · check digit = 1 · actual last digit = 1

A valid check digit only means the number is well-formed. It does not mean the provider is licensed, active, or in good standing — those are separate questions answered by the sections above.

Common questions

What is NPI number 1669341921?
NPI 1669341921 is the National Provider Identifier assigned to Fatemeh Dehdar in Sacramento, CA. It is a 10-digit number issued by the Centers for Medicare & Medicaid Services and used on claims, referrals, and prescriptions to identify the provider.
What does Mammography cover?
A radiologic technologist who specializes in mammography and is appropriately educated and trained, consistent with nationally recognized standards, state statute, and facility policy in performance of mammogram imaging, exam techniques, equipment protocols, radiation safety, and patient care.
How do I contact Fatemeh Dehdar?
The phone number on file with NPPES is (916) 905-5636, last updated Nov 4, 2025. Because NPPES is only updated when a provider files a change, call ahead to confirm the number and the current practice address before visiting.
Is NPI 1669341921 a valid number?
Yes. 1669341921 passes the Luhn check digit validation that CMS uses for NPI numbers, and it resolves to an active record in the registry.
How to use this page. Everything here comes from public federal records. Tips Health does not verify quality of care, confirm that a licence is currently active, or check malpractice history, and accepts no fees for placement. A listing is not a recommendation. Verify independently before seeking care.