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SYED AZHAR HASSAN MD
NPI 1043659345
Internal Medicine - Endocrinology, Diabetes & Metabolism in Harlingen, TX

Active since June 19, 2013PECOS EnrolledAccepts Medicare Assignment
620 N ED CAREY DR, HARLINGEN, TX 78550(956) 230-4971(956) 230-4972 Get Directions Write a Review

NPPES record last updated: July 16, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 31, 2023, Jun 2, 2021, Dec 2, 2020 and 3 more (6 updates tracked since 2019).

About Syed Azhar Hassan Md NPPES

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

SYED AZHAR HASSAN MD (NPI 1043659345) is an individual endocrinology, diabetes & metabolism provider in Harlingen, Texas, licensed in Texas (R3337) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, is affiliated with Vhs Harlingen Hospital Company Llc, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1043659345
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameSYED AZHAR HASSANCredential: MD
Location Address620 N ED CAREY DRHarlingen, TX 78550-7912
Mailing Address620 N Ed Carey DrHarlingen, TX 78550-7912 · (956) 230-4971 · Fax (956) 230-4972
Phone(956) 230-4971
Fax(956) 230-4972
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJune 19, 2013
Last NPPES UpdateJuly 16, 20256 updates tracked since enumeration
NPPES CertifiedJuly 16, 2025
✔ NPI 1043659345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in TX · R3337
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedInternal MedicineTaxonomy 207R00000X · License 4301103175 (MI)
620 N ED CAREY DR, Harlingen, TX 78550
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Syed Azhar Hassan 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 ID3577793017
PECOS Enrollment IDI20191004001419
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 10

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.
356 services166 patients
Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes 99422
This is a digital health service for existing patients. Over a week, your healthcare provider will assess and manage your health concerns online. The total time spent communicating will be between 11-20 minutes. This service offers convenience and continuous care.
354 services16 patients
Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
204 services109 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
199 services47 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
138 services89 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.
54 services54 patients

Hospital Affiliations CMS Care Compare 3

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

Vhs Harlingen Hospital Company LLC

Acute Care Hospitals · Harlingen, TX
2/5 CMS rating
OwnershipProprietary
CMS Certification Number450033
Location2101 Pease StHarlingen, TX 78550 · Cameron County
Emergency services Birthing friendly

Harlingen Medical Center

Acute Care Hospitals · Harlingen, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450855
Location5501 South Expressway 77Harlingen, TX 78550 · Cameron County
Emergency services Birthing friendly

Doctors Hosptal At Renaissance

Acute Care Hospitals · Edinburg, TX
3/5 CMS rating
OwnershipPhysician
CMS Certification Number450869
Location5501 South MccollEdinburg, TX 78539 · Hidalgo County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78550 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 4

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
13 suppliers31 claims159 services$6.29 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers15 claims34 services$1.13 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
14 suppliers291 claims293 services$186.89 avg. paid by Medicare
Receiver (monitor), dedicated, for use with therapeutic glucose continuous monitor system K0554
DME-Other DME · category DE017N
10 suppliers22 claims22 services$204.90 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.

MR. FRANCISCO PRESA JR. FNP-C
Nurse Practitioner (Family)
620 N ED CAREY DR
HARLINGEN, TX 78550
Cameron County (956) 230-4971
DIABETES & ENDOCRINOLOGY CLINIC OF SOUTH TEXAS PLLC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
620 N ED CAREY DR
HARLINGEN, TX 78550
Cameron County (956) 230-4971

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 Syed Hassan's NPI number?

The NPI number for Syed Hassan is 1043659345. It was assigned to this individual provider in the NPPES registry on June 19, 2013.

Where is Syed Hassan located?

Syed Hassan practices at 620 N Ed Carey Dr, Harlingen, TX 78550. The listed phone number is (956) 230-4971.

What is Syed Hassan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Syed Hassan enrolled in Medicare?

Yes. Syed Hassan 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 Syed Hassan accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Syed Hassan 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 Syed Hassan affiliated with any hospitals?

According to CMS data, Syed Hassan is affiliated with Vhs Harlingen Hospital Company LLC, Harlingen Medical Center and Doctors Hosptal At Renaissance.

When was this NPI record last updated?

The NPPES record for Syed Hassan was last updated on July 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.