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DR. TAMARA DAHHAN D.O.
NPI 1093074627
Internal Medicine - Rheumatology in Sylmar, CA

Active since May 16, 2012PECOS EnrolledAccepts Medicare Assignment
86.1/100
CMS Quality Rating
14445 OLIVE VIEW DR, DEPARTMENT OF MEDICINE (2B-182), SYLMAR, CA 91342(818) 364-3205 Get Directions Write a Review

NPPES record last updated: August 1, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 1, 2018, Jun 11, 2018 (2 updates tracked since 2018).

About Dr. Tamara Dahhan D.o. NPPES

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

DR. TAMARA DAHHAN D.O. (NPI 1093074627) is an individual rheumatology provider in Sylmar, California, licensed in California (20A13140) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in Porter Ranch, and is a graduate of Western University Of Health Sciences College Of Dental Med (2012).

NPPES Registry Identity

NPI1093074627
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameDR. TAMARA DAHHANCredential: D.O.
Location Address14445 OLIVE VIEW DR, DEPARTMENT OF MEDICINE (2B-182)Sylmar, CA 91342
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631 · (310) 301-8707 · Fax (310) 301-8751
Phone(818) 364-3205
Sole ProprietorNo
Medical School CMSWestern University Of Health Sciences College Of Dental MedGraduated 2012
Enumeration DateMay 16, 2012
Last NPPES UpdateAugust 1, 20182 updates tracked since enumeration
✔ NPI 1093074627 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · 20A13140
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
14445 OLIVE VIEW DR, Sylmar, CA 91342
Open in Google Maps ↗

Other Names 1

Other Name (5)Dr. Tamara Al-dahhan D.o.

Secondary Practice Location 1

Location 119950 Rinaldi St Ste 300Porter Ranch, CA 91326-4141 · Phone (818) 271-2400

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

Dr. Tamara Dahhan D.o. 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 ID1052628526
PECOS Enrollment IDI20150916000181
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 9

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.
522 services204 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
151 services32 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.
80 services52 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
73 services29 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.
54 services35 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
46 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91342 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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.

86.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.93
Promoting Interoperability100
Improvement Activities40
Cost66.73

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.

COUNTY OF LOS ANGELES AUDITOR CONTROLLER
General Acute Care Hospital
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (818) 364-1555
DENNIS POON
Nurse Practitioner (Family)
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (747) 210-3000
SERENA KE MD
Student in an Organized Health Care Education/Training Program
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (747) 210-3205
DR. PAUL I LIU M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
14445 OLIVE VIEW DR, ROOM 1A116
SYLMAR, CA 91342
Los Angeles County (818) 364-4033
DR. ARTHUR JENG M.D.
Internal Medicine (Infectious Disease)
14445 OLIVE VIEW DR, 2B182
SYLMAR, CA 91342
Los Angeles County (818) 364-3205
MRS. CECILIA CORONADO PTA
Physical Therapy Assistant
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (747) 210-4245
COUNTY OF LOS ANGELES AUDITOR CONTROLLER
General Acute Care Hospital
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (818) 364-1555
MR. ANDRIY A KUZNETSOV PT
Physical Therapist
14445 OLIVE VIEW DR
SYLMAR, CA 91342
Los Angeles County (818) 364-4245

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 Tamara Dahhan's NPI number?

The NPI number for Tamara Dahhan is 1093074627. It was assigned to this individual provider in the NPPES registry on May 16, 2012. The provider is also known as Dr. Tamara Al-Dahhan D.O..

Where is Tamara Dahhan located?

Tamara Dahhan practices at 14445 Olive View Dr Department Of Medicine (2b-182), Sylmar, CA 91342. The listed phone number is (818) 364-3205.

What is Tamara Dahhan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Tamara Dahhan enrolled in Medicare?

Yes. Tamara Dahhan 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 Tamara Dahhan was last updated on August 1, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.