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DR. TANAZ KAHEN M.D.
NPI 1679542898
Obstetrics & Gynecology in Tarzana, CA

Active since March 17, 2006PECOS Enrolled
5525 ETIWANDA AVE, 209, TARZANA, CA 91356(818) 344-8822(818) 344-3587 Get Directions Write a Review

NPPES record last updated: February 13, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Tanaz Kahen M.d. NPPES

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

DR. TANAZ KAHEN M.D. (NPI 1679542898) is an individual obstetrics & gynecology provider in Tarzana, California, licensed in California (A79336) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1679542898
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. TANAZ KAHENCredential: M.D.
Location Address5525 ETIWANDA AVE, 209Tarzana, CA 91356-3647
Mailing Address4954 Hesperia AveEncino, CA 91316-4207 · (818) 996-9349 · Fax (818) 344-3547
Phone(818) 344-8822
Fax(818) 344-3587
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateMarch 17, 2006
Last NPPES UpdateFebruary 13, 2025
NPPES CertifiedFebruary 13, 2025
✔ NPI 1679542898 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A79336
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
5525 ETIWANDA AVE, Tarzana, CA 91356
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Tanaz Kahen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3779567334
PECOS Enrollment IDI20040614000585
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

3

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

Tanaz Kahen MD Inc
Same address
Obstetrics
5525 ETIWANDA AVE, SUITE 209
Tarzana, CA 91356
  • Reassigned Medicare billing, California enrollment
NPI 1700125168 (818) 344-8822
So-Cal Community Health Center
5.4 mi
Community Health
15343 PARTHENIA ST
North Hills, CA 91343
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1851284400 (818) 746-2626
Kahen And Kahen ., M.D. Inc
7.1 mi
Urgent Care
9700 WOODMAN AVE, SUITE A10
Arleta, CA 91331
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Kahen And Kahen MD Inc
  • 2 clinicians in this Medicare group
NPI 1063961241 (818) 746-2626

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 6

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 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.
261 services219 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
191 services191 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
151 services151 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.
36 services36 patients
Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830
An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.
26 services24 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.
25 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91356 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

DAVID HOENIG MD INC
Pain Medicine (Interventional Pain Medicine)
5525 ETIWANDA AVE, SUITE 217
TARZANA, CA 91356
Los Angeles County (818) 344-4100
SAHAG A ARSLANIAN MD INC A MEDICAL CORPORATION
Clinical Medical Laboratory
5525 ETIWANDA AVE, SUITE 315
TARZANA, CA 91356
Los Angeles County (818) 881-9067
DR. DENNIS L PERLOW M.D.
Obstetrics & Gynecology (Gynecology)
5525 ETIWANDA AVE, SUITE 209
TARZANA, CA 91356
Los Angeles County (818) 344-8822
KENNETH E NYMAN M.D.
Internal Medicine
5525 ETIWANDA AVE, SUITE 222
TARZANA, CA 91356
Los Angeles County (818) 344-1001
CHARLES L KIMELMAN, MD, INC.
Obstetrics & Gynecology
5525 ETIWANDA AVE, SUITE #315
TARZANA, CA 91356
Los Angeles County (818) 881-9117
KENNETH S HEPPS MD
Internal Medicine (Gastroenterology)
5525 ETIWANDA AVE, STE 110
TARZANA, CA 91356
Los Angeles County (818) 996-4796
DR. GLENN RIDA IRANI M.D.
Pediatrics
5525 ETIWANDA AVE, SUITE 212
TARZANA, CA 91356
Los Angeles County (818) 344-7600
SAVINA KOLLMORGEN & MARIA KATZ PHYSICAL THERAPIST PROF CORP
Physical Therapist
5525 ETIWANDA AVE, SUITE 110
TARZANA, CA 91356
Los Angeles County (818) 343-3900

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 Tanaz Kahen's NPI number?

The NPI number for Tanaz Kahen is 1679542898. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Where is Tanaz Kahen located?

Tanaz Kahen practices at 5525 Etiwanda Ave 209, Tarzana, CA 91356. The listed phone number is (818) 344-8822.

What is Tanaz Kahen's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Tanaz Kahen enrolled in Medicare?

Yes. Tanaz Kahen is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Tanaz Kahen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tanaz Kahen reassigns Medicare benefits to 3 organizations: Tanaz Kahen MD Inc (Tarzana, CA), So-Cal Community Health Center (North Hills, CA) and Kahen And Kahen ., M.D. Inc (Arleta, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tanaz Kahen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tanaz Kahen was last updated on February 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.