Mahtab Moshtagh Sisan, MD
Sleep Medicine Internal Medicine
Mahtab Moshtagh Sisan is a Sleep Medicine Internal Medicine specialist based in Porter Ranch, CA with over 8 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: SLEEP MEDICINE
Patients across CA can see Mahtab Moshtagh Sisan, MD in person in Porter Ranch or via virtual visit — no travel required. With 8+ years of experience, she has been practicing in the Porter Ranch area. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data). CMS MIPS quality score: 86.1/100 (2023).
At a glance
- Federal MIPS score higher than 62% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 1269dNPPES updated 2022-12-01 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
19950 Rinaldi St Ste 300, Porter Ranch, CA 91326-4141
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in California.
MIPS Score
202386.1/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+2.5 pts)
Average range among MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Medicare Patients
377
Unique beneficiaries
Standard volumePrescription Recipients
147
Patients prescribed
Prescriptions Written
340
Total claims
Total Medicare drug cost: $31k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+7%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-2%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-4%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$111 received from industry
3 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Mahtab Moshtagh Sisan's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Nov 30, 2022
Self-reported via NPPES
8 years in practice
Established
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.
Taxonomy: 207RS0012X
Mailing address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
Differs from practice location
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 191326
View hospital on Medicare Care CompareVirtual Sleep Medicine Care With Mahtab Moshtagh Sisan
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mahtab Moshtagh Sisan for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Porter Ranch required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Mahtab Moshtagh Sisan
Dr. Moshtagh Sisan is listed as active in the NPI registry with telehealth listed in Porter Ranch, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (818) 271-2400.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Mahtab Moshtagh Sisan
Practice Location
19950 Rinaldi St Ste 300, Porter Ranch, CA 91326-4141
Mailing Address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
This is a provider directory. Contact the office directly to schedule appointments.
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