NAYELA NAZ KEEN M.D.
NPI 1285763433
Radiology - Diagnostic Radiology in San Francisco, CA

Active since March 05, 2007PECOS EnrolledAccepts Medicare Assignment
505 PARNASSUS AVE, BOX 0628, SAN FRANCISCO, CA 94143(415) 443-5534 Get Directions Write a Review

NPPES record last updated: January 10, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Nayela Naz Keen M.d. NPPES

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

NAYELA NAZ KEEN M.D. (NPI 1285763433) is an individual diagnostic radiology provider in San Francisco, California, licensed in California (IN PROCESS) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Duke University School Of Medicine (2005).

NPPES Registry Identity

NPI1285763433
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameNAYELA NAZ KEENCredential: M.D.
Location Address505 PARNASSUS AVE, BOX 0628San Francisco, CA 94143-2204
Mailing Address505 Parnassus Ave, Rm. L-358San Francisco, CA 94143-2204
Sole ProprietorNo
Medical School CMSDuke University School Of MedicineGraduated 2005
Enumeration DateMarch 5, 2007
Last NPPES UpdateJanuary 10, 2022
NPI 1285763433 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in CA · IN PROCESS
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
505 PARNASSUS AVE, San Francisco, CA 94143

Other Names 1

Other Name (5)Nayela Naz Khan M.d.

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

Nayela Naz Keen 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 ID446436463
PECOS Enrollment IDI20110509000547
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

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.

Mri scan of brain without contrast 70551
An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

Nurse Practitioner (Neonatal)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Hospitalist
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Geriatric Medicine)
505 PARNASSUS AVE, 15 LONG
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Nurse Anesthetist, Certified Registered
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

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 Nayela Keen's NPI number?

The NPI number for Nayela Keen is 1285763433. It was assigned to this individual provider in the NPPES registry on March 5, 2007. The provider is also known as Nayela Naz Khan M.D..

Where is Nayela Keen located?

Nayela Keen practices at 505 Parnassus Ave Box 0628, San Francisco, CA 94143. The listed phone number is (415) 443-5534.

What is Nayela Keen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Nayela Keen enrolled in Medicare?

Yes. Nayela Keen 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 Nayela Keen was last updated on January 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.