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DR. MICHAEL NESSIM YOUSSEF MD
NPI 1790102028
Psychiatry & Neurology - Neurology in Houston, TX

Active since March 25, 2014PECOS EnrolledAccepts Medicare Assignment
74.59/100
CMS Quality Rating
6445 MAIN ST, HOUSTON, TX 77030(713) 441-9948(713) 441-8791 Get Directions Write a Review

NPPES record last updated: March 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 27, 2026, May 4, 2023, May 19, 2021 and 2 more (5 updates tracked since 2019).

About Dr. Michael Nessim Youssef Md NPPES

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

DR. MICHAEL NESSIM YOUSSEF MD (NPI 1790102028) is an individual neurology provider in Houston, Texas, licensed in Texas (S1024) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS, is affiliated with Parkland Health & Hospital System, and maintains a secondary practice location in Dallas.

NPPES Registry Identity

NPI1790102028
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. MICHAEL NESSIM YOUSSEFCredential: MD
Location Address6445 MAIN STHouston, TX 77030-1502
Mailing Address6445 Main StHouston, TX 77030-1502 · (713) 441-9948 · Fax (713) 441-8791
Phone(713) 441-9948
Fax(713) 441-8791
Sole ProprietorNo
Medical School CMSMedical University Of South Carolina College Of MedicineGraduated 2014
Enumeration DateMarch 25, 2014
Last NPPES UpdateMarch 27, 20265 updates tracked since enumeration
NPPES CertifiedMarch 27, 2026
✔ NPI 1790102028 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in TX · S1024
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License S1024 (TX)
6445 MAIN ST, Houston, TX 77030
Open in Google Maps ↗

Secondary Practice Location 1

Location 16202 Harry Hines BlvdDallas, TX 75390-7320 · Phone (214) 645-4673

Other Identifiers 2

Medicaid401965501TX
Other401965502TX · Medicaid-cshcn

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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. Michael Nessim Youssef 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 ID6709178320
PECOS Enrollment IDI20190917002257
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 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.
225 services112 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.
30 services30 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
26 services13 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
11 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Parkland Health & Hospital System

Acute Care Hospitals · Dallas, TX
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450015
Location5200 Harry Hines BlvdDallas, TX 75235 · Dallas County
Emergency services Birthing friendly
5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number450044
Location6201 Harry Hines BlvdDallas, TX 75390 · Dallas County
Emergency services Birthing friendly

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450358
Location6565 FanninHouston, TX 77030 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

74.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality56.12
Promoting Interoperability100
Improvement Activities40
Cost59.2

Referred Medical Equipment & Supplies CMS DME claims 3

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

Temozolomide, oral, 5 mg J8700
Treatment-Treatment - Miscellaneous · category RX000N
3 suppliers127 claims25,066 services$0.37 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
3 suppliers83 claims83 services$18.51 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
2 suppliers44 claims44 services$12.63 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 20

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

MAYRA VALDEZ AGACNP-BC
Nurse Practitioner (Acute Care)
6445 MAIN ST
HOUSTON, TX 77030
Harris County (713) 441-5444
SAI RAVI KIRAN PINGALI MD
Internal Medicine (Hematology & Oncology)
6445 MAIN ST, OPC FLOOR 24
HOUSTON, TX 77030
Harris County (713) 441-2813
ASHLEE TRUEBLOOD RD
Dietitian, Registered
6445 MAIN ST
HOUSTON, TX 77030
Harris County (713) 790-3311
DR. ANIKET VIJAY RAO MD
Student in an Organized Health Care Education/Training Program
6445 MAIN ST
HOUSTON, TX 77030
Harris County (832) 547-9230
REX A MARCO M.D.
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
6445 MAIN ST, SUITE 2500
HOUSTON, TX 77030
Harris County (713) 363-7510
DAVID BASKIN M.D.
Neurological Surgery
6445 MAIN ST, OPC P24-C026
HOUSTON, TX 77030
Harris County (713) 441-3803
DR. PHILLIP NOAH PARMET M.D.
Radiology (Vascular & Interventional Radiology)
6445 MAIN ST
HOUSTON, TX 77030
Harris County (713) 441-0178
NGOC K VU FNP-C
Nurse Practitioner (Family)
6445 MAIN ST
HOUSTON, TX 77030
Harris County (832) 954-3488

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 Michael Youssef's NPI number?

The NPI number for Michael Youssef is 1790102028. It was assigned to this individual provider in the NPPES registry on March 25, 2014.

Where is Michael Youssef located?

Michael Youssef practices at 6445 Main St, Houston, TX 77030. The listed phone number is (713) 441-9948.

What is Michael Youssef's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Michael Youssef enrolled in Medicare?

Yes. Michael Youssef 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.

What insurance does Michael Youssef accept?

Health plans from Blue Cross and Blue Shield of Texas list Michael Youssef as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Michael Youssef affiliated with any hospitals?

According to CMS data, Michael Youssef is affiliated with Parkland Health & Hospital System, Ut Southwestern University Hospital - William P. Clements Jr. and Houston Methodist Hospital.

When was this NPI record last updated?

The NPPES record for Michael Youssef was last updated on March 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.