DR. TAHSEEN MOZAFFAR MD
NPI 1356421515
Psychiatry & Neurology - Neuromuscular Medicine in Orange, CA

Q: What is Tahseen Mozaffar's NPI number?

The NPI number for Tahseen Mozaffar is 1356421515. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Q: What is Tahseen Mozaffar's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neuromuscular Medicine, with taxonomy code 2084N0008X.

Q: When was this NPI record last updated?

The NPPES record for Tahseen Mozaffar was last updated on September 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since October 16, 2006PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

200 S. MANCHESTER AVENUE STE. 110, UCI MEDICAL CENTER, ORANGE, CA 92868(714) 456-2332(714) 456-5997 Get Directions Write a Review

NPPES record last updated: September 4, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 4, 2024, Mar 14, 2023 (2 updates tracked since 2023).

On this page

About Dr. Tahseen Mozaffar Md NPPES

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

DR. TAHSEEN MOZAFFAR MD (NPI 1356421515) is an individual neuromuscular medicine provider in Orange, California, licensed in California (A70580) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1356421515

Entity TypeIndividualMale

Primary Taxonomy2084N0008X

Provider Legal NameDR. TAHSEEN MOZAFFARCredential: MD

Location Address200 S. MANCHESTER AVENUE STE. 110, UCI MEDICAL CENTEROrange, CA 92868

Mailing Address200 S Manchester Ave Ste 300Orange, CA 92868-3219 · (714) 456-2986

Phone(714) 456-2332

Fax(714) 456-5997

Sole ProprietorNo

Medical School CMSOtherGraduated 1989

Enumeration DateOctober 16, 2006

Last NPPES UpdateSeptember 4, 20242 updates tracked since enumeration

NPPES CertifiedSeptember 4, 2024

✔ NPI 1356421515 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Neuromuscular MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2084N0008X

License✔ Licensed in CA · A70580

Definition

A neurologist or child neurologist who specializes in the diagnosis and management of disorders of nerve, muscle or neuromuscular junction, including amyotrophic lateral sclerosis, peripheral neuropathies (e.g., diabetic and immune mediated neuropathies), various muscular dystrophies, congenital and acquired myopathies, inflammatory myopathies (e.g., polymyositis, inclusion body myositis) and neuromuscular transmission disorders (e.g., myasthenia gravis, Lambert-Eaton myasthenic syndrome).

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 000000A70580 (CA)

200 S. MANCHESTER AVENUE STE. 110, Orange, CA 92868

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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 and accepts Medicare assignment

Dr. Tahseen Mozaffar Md 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 ID6709912744

PECOS Enrollment IDI20100330000409

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 Tahseen Mozaffar reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of Claifornia Univ Neursciences

0.2 mi

Neurology

101 THE CITY DR S
Orange, CA 92868

Reassigned Medicare billing, California enrollment
135 clinicians in this Medicare group

NPI 1205884210 (714) 456-8068

Regents Of The University Of California

0.5 mi

Anatomic Pathology & Clinical Pathology

101 THE CITY DR S
Orange, CA 92868

Reassigned Medicare billing, California enrollment
84 clinicians in this Medicare group

NPI 1174662555 (714) 456-6411

Regents Of The University Of California

0.5 mi

Anatomic Pathology & Clinical Pathology

101 THE CITY DR S
Orange, CA 92868

Reassigned Medicare billing, California enrollment
79 clinicians in this Medicare group

NPI 1558311811 (714) 456-6411

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 4

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.

103 services69 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

41 services34 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.

23 services19 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

12 services12 patients

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.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

82.4

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 16

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

1 supplier11 claims41 services$18.28 avg. paid by Medicare

Infusion supplies for external drug infusion pump, per cassette or bag (list drugs separately) A4222

DME-Medical/Surgical Supplies · category DA000N

1 supplier11 claims41 services$35.13 avg. paid by Medicare

Tracheal suction catheter, closed system, each A4605

DME-Other DME · category DE000N

3 suppliers24 claims166 services$15.43 avg. paid by Medicare

Oropharyngeal suction catheter, each A4628

DME-Other DME · category DE000N

3 suppliers26 claims166 services$3.31 avg. paid by Medicare

Tracheostomy care kit for established tracheostomy A4629

DME-Orthotic Devices · category DF000N

2 suppliers17 claims510 services$3.80 avg. paid by Medicare

Canister, disposable, used with suction pump, each A7000

DME-Other DME · category DE000N

3 suppliers28 claims55 services$6.74 avg. paid by Medicare

Tubing, used with suction pump, each A7002

DME-Other DME · category DE000N

4 suppliers30 claims155 services$3.58 avg. paid by Medicare

Tracheostomy tube collar/holder, each A7526

DME-Orthotic Devices · category DF000N

2 suppliers26 claims780 services$3.16 avg. paid by Medicare

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035

Other-Enteral and Parenteral · category OB006N

2 suppliers11 claims330 services$4.34 avg. paid by Medicare

Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4152

Other-Enteral and Parenteral · category OB006N

1 supplier11 claims7,334 services$0.24 avg. paid by Medicare

Home ventilator, any type, used with invasive interface, (e.g., tracheostomy tube) E0465

DME-Other DME · category DE005N

2 suppliers21 claims33 services$638.90 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

4 suppliers82 claims94 services$774.17 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

1 supplier16 claims16 services$151.91 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

1 supplier13 claims13 services$11.04 avg. paid by Medicare

Patient lift, hydraulic or mechanical, includes any seat, sling, strap(s) or pad(s) E0630

DME-Other DME · category DE000N

2 suppliers14 claims14 services$27.28 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

1 supplier12 claims12 services$69.38 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Tahseen Mozaffar's NPI number?

The NPI number for Tahseen Mozaffar is 1356421515. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Where is Tahseen Mozaffar located?

Tahseen Mozaffar practices at 200 S. Manchester Avenue Ste. 110 Uci Medical Center, Orange, CA 92868. The listed phone number is (714) 456-2332.

What is Tahseen Mozaffar's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neuromuscular Medicine, with taxonomy code 2084N0008X.

Is Tahseen Mozaffar enrolled in Medicare?

Yes. Tahseen Mozaffar 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.

Which organizations bill Medicare for Tahseen Mozaffar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tahseen Mozaffar reassigns Medicare benefits to 3 organizations: Regents Of The University Of Claifornia Univ Neursciences (Orange, CA), Regents Of The University Of California (Orange, CA) and Regents Of The University Of California (Orange, 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 Tahseen Mozaffar'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 Tahseen Mozaffar was last updated on September 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.