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MAHTAB NAJI MD
NPI 1558949693
Internal Medicine in San Clemente, CA

Active since March 30, 2021PECOS EnrolledAccepts Medicare Assignment
638 CAMINO DE LOS MARES STE D4, SAN CLEMENTE, CA 92673(949) 542-8865 Get Directions Write a Review

NPPES record last updated: August 8, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 8, 2024, Jun 25, 2024, Mar 30, 2021 (3 updates tracked since 2021).

About Mahtab Naji Md NPPES

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

MAHTAB NAJI MD (NPI 1558949693) is an individual internal medicine provider in San Clemente, California, licensed in California (A189001) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Laguna Niguel, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1558949693
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMAHTAB NAJICredential: MD
Location Address638 CAMINO DE LOS MARES STE D4San Clemente, CA 92673-2855
Mailing Address638 Camino De Los Mares Ste D4San Clemente, CA 92673-2855 · (949) 542-8865
Phone(949) 542-8865
Sole ProprietorYes
Medical School CMSOtherGraduated 2016
Enumeration DateMarch 30, 2021
Last NPPES UpdateAugust 8, 20243 updates tracked since enumeration
NPPES CertifiedAugust 8, 2024
✔ NPI 1558949693 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A189001
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
638 CAMINO DE LOS MARES STE D4, San Clemente, CA 92673
Open in Google Maps ↗

Secondary Practice Location 1

Location 128188 Moulton Pkwy Apt 1228Laguna Niguel, CA 92677-7515 · Phone (949) 702-8475

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

Mahtab Naji 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 ID5395195812
PECOS Enrollment IDI20231226001466
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 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.
134 services108 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
31 services31 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
31 services31 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.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92673 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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HITESH K. PATEL MD
Neurological Surgery
638 CAMINO DE LOS MARES STE D4
SAN CLEMENTE, CA 92673
Orange County (949) 542-8865

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 Mahtab Naji's NPI number?

The NPI number for Mahtab Naji is 1558949693. It was assigned to this individual provider in the NPPES registry on March 30, 2021.

Where is Mahtab Naji located?

Mahtab Naji practices at 638 Camino De Los Mares Ste D4, San Clemente, CA 92673. The listed phone number is (949) 542-8865.

What is Mahtab Naji's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mahtab Naji enrolled in Medicare?

Yes. Mahtab Naji 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 Mahtab Naji was last updated on August 8, 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.