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MS. PEGAH MARYAM MASHAYEKHI D.O.
NPI 1851650584
Internal Medicine - Sleep Medicine in San Diego, CA

Active since May 15, 2012PECOS EnrolledAccepts Medicare Assignment
12395 EL CAMINO REAL STE 209, SAN DIEGO, CA 92130(858) 224-1866(858) 207-5042 Get Directions Write a Review

NPPES record last updated: March 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 3, 2025, Sep 19, 2024, Aug 10, 2023 and 2 more (5 updates tracked since 2016).

About Ms. Pegah Maryam Mashayekhi D.o. NPPES

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

MS. PEGAH MARYAM MASHAYEKHI D.O. (NPI 1851650584) is an individual sleep medicine provider in San Diego, California, licensed in California (20A12987) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2012).

NPPES Registry Identity

NPI1851650584
Entity TypeIndividualFemale
Primary Taxonomy207RS0012X
Provider Legal NameMS. PEGAH MARYAM MASHAYEKHICredential: D.O.
Location Address12395 EL CAMINO REAL STE 209San Diego, CA 92130-3084
Mailing Address12395 El Camino Real Suite 209San Diego, CA 92130 · (858) 224-1866 · Fax (858) 207-5042
Phone(858) 224-1866
Fax(858) 207-5042
Sole ProprietorYes
Medical School CMSArizona College Of Osteopathic Medicine Mid Western UniversityGraduated 2012
Enumeration DateMay 15, 2012
Last NPPES UpdateMarch 3, 20255 updates tracked since enumeration
NPPES CertifiedMarch 2, 2025
✔ NPI 1851650584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
License✔ Licensed in CA · 20A12987
Definition
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Also ListedInternal MedicineTaxonomy 207R00000X · License 20A12987 (CA)
Also ListedInternal Medicine · Obesity MedicineTaxonomy 207RB0002X · License 20A12987 (CA)
12395 EL CAMINO REAL STE 209, San Diego, CA 92130
Open in Google Maps ↗

Secondary Practice Locations 2

Location 13230 Waring Ct Ste COceanside, CA 92056-4509 · Phone (858) 224-1866 · Fax (858) 207-5042
Location 2250 Prospect PlCoronado, CA 92118-1943 · Phone (619) 522-7118 · Fax (619) 522-7119

Other Identifiers 2

OtherQ9433TX · Texas Medical Board
Other20A12987CA · Medical License

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

Ms. Pegah Maryam Mashayekhi 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 ID8325330277
PECOS Enrollment IDI20160713001165
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 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.
168 services111 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.
56 services42 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.
26 services26 patients
Sleep study including heart rate, breathing, and sleep time 95800
A sleep study monitors your sleep patterns to evaluate your sleep quality. It records your heart rate, breathing, and actual sleep time. This information helps identify any sleep disorders, ensuring you get the rest you need for optimal health.
18 services18 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.
17 services17 patients
Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation G0399
A Home Sleep Test (HST) with a Type III Portable Monitor is an unattended test that records your breathing, heart rate, and oxygen levels during sleep. This test uses a minimum of 4 channels to monitor these parameters, helping to diagnose sleep disorders.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92130 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

Referred Medical Equipment & Supplies CMS DME claims 17

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

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
4 suppliers112 claims112 services$33.61 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
5 suppliers41 claims41 services$70.92 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
4 suppliers50 claims109 services$30.11 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
7 suppliers106 claims524 services$15.35 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
4 suppliers65 claims332 services$13.03 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
8 suppliers171 claims171 services$46.02 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

ELIZABETH NICOLE WILSON NP
Nurse Practitioner (Family)
12395 EL CAMINO REAL STE 209
SAN DIEGO, CA 92130
San Diego County (858) 224-1866
JILLIAN RENEE KERZNER PA-C
Physician Assistant
12395 EL CAMINO REAL STE 209
SAN DIEGO, CA 92130
San Diego County (858) 369-1509

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 Pegah Mashayekhi's NPI number?

The NPI number for Pegah Mashayekhi is 1851650584. It was assigned to this individual provider in the NPPES registry on May 15, 2012.

Where is Pegah Mashayekhi located?

Pegah Mashayekhi practices at 12395 El Camino Real Ste 209, San Diego, CA 92130. The listed phone number is (858) 224-1866.

What is Pegah Mashayekhi's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Pegah Mashayekhi enrolled in Medicare?

Yes. Pegah Mashayekhi 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 Pegah Mashayekhi was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.