Ammar Hasan, MD - Medicare Internal Medicine in Kingwood, TX

Ammar Hasan, MD is a medicare enrolled "Internal Medicine" physician in Kingwood, Texas. His current practice location is 22999 Highway 59 N, Kingwood, Texas. You can reach out to his office (for appointments etc.) via phone at (281) 348-3322.

Ammar Hasan is licensed to practice in Texas (license number T4639) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1215596523.

Contact Information

Ammar Hasan, MD
22999 Highway 59 N,
Kingwood, TX 77339-4412
(281) 348-3322
Not Available

Map and Direction




Physician's Profile

Full NameAmmar Hasan
GenderMale
SpecialityInternal Medicine
Location22999 Highway 59 N, Kingwood, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215596523
  • Provider Enumeration Date: 06/10/2019
  • Last Update Date: 06/21/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4688059397
  • Enrollment ID: I20220916000462

Medical Identifiers

Medical identifiers for Ammar Hasan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215596523NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 036161038 (Illinois)Secondary
208M00000XHospitalist 036161038 (Illinois)Secondary
207R00000XInternal Medicine T4639 (Texas)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Ammar Hasan allows following entities to bill medicare on his behalf.
Entity NameLonestar Hospital Medicine Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1518237429
PECOS PAC ID: 6709049703
Enrollment ID: O20120530000620

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Ammar Hasan is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Ammar Hasan, MD
22999 Highway 59 N,
Kingwood, TX 77339-4412

Ph: (281) 348-3322
Ammar Hasan, MD
22999 Highway 59 N,
Kingwood, TX 77339-4412

Ph: (281) 348-3322

Reviews and Comments


Internal Medicine Doctors in Kingwood, TX

Liza Jemison, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1330 Kingwood Dr, Suite 200, Kingwood, TX 77339
Phone: 281-348-7301    Fax: 281-348-2186
Dr. Mohamed Wael J Khirfan, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 24044 Highway 59 N, Kingwood, TX 77339
Phone: 281-674-7812    Fax: 281-310-6602
Dr. Sivatej Sarva, M.B.B.S
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 451 Kingwood Medical Dr Ste 100, Kingwood, TX 77339
Phone: 281-318-2043    Fax: 281-536-6306
Branden Carl Wilson, DO
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 22999 Highway 59 N Ste 105, Kingwood, TX 77339
Phone: 281-348-8934    
Dr. Syed Arman Raza, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2627 Chestnut Ridge Dr, Suite 100, Kingwood, TX 77339
Phone: 281-358-1950    Fax: 281-358-3102
Dr. Mary K Crow, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22710 Professional Dr, Kingwood, TX 77339
Phone: 281-298-8444    Fax: 281-298-7720
Mr. Alexander Tiu, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22999 Highway 59 N, # 214, Kingwood, TX 77339
Phone: 281-359-5010    Fax: 281-359-5131

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.