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COASTAL MEDICAL GROUP
NPI 1659580728
Internal Medicine in Houston, TX

Active since May 22, 2007
11920 ASTORIA BLVD, SUITE 110, HOUSTON, TX 77089(281) 464-8484(281) 464-8432 Get Directions Write a Review

NPPES record last updated: May 14, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Coastal Medical Group NPPES

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

COASTAL MEDICAL GROUP (NPI 1659580728) is a healthcare organization registered as an internal medicine in Houston, Texas and active in the NPI registry since May 2007. The organization lists Aslam Loya, Physician, as its authorized official.

NPPES Registry Identity

NPI1659580728
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameASLAM LOYA, M.D. P.A
Location Address11920 ASTORIA BLVD, SUITE 110Houston, TX 77089
Mailing Address11920 Astoria Blvd., Suite 110Houston, TX 77089 · (281) 464-8484 · Fax (281) 464-8432
Phone(281) 464-8484
Fax(281) 464-8432
Organization SubpartNo
Authorized OfficialAslam LoyaPhysician · (281) 464-8484
Enumeration DateMay 22, 2007
Last NPPES UpdateMay 14, 2009
✔ NPI 1659580728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
11920 ASTORIA BLVD, Houston, TX 77089
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Other Names 1

Doing Business AsCoastal Medical Group

Other Identifiers 2

Medicaid031088001TX
Medicare UPIN00491YTX

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include WellPoint.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Coastal Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

10

Medicare enrollment records show 10 clinicians reassign Medicare billing to Coastal Medical Group, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 7 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Nurse Practitioner5
Internal Medicine4
Hospitalist1

Clinicians, nearest first (10)

Aslam Loya, M.D.
Internal Medicine
NPI 1700878816
11920 ASTORIA BLVD SUITE 110
Houston, TX 77089
(281) 464-8484
✔ PECOS✔ Accepts MedicareSame address
Munir Loya, MD
Internal Medicine
NPI 1720070121
11920 ASTORIA BLVD SUITE #110
Houston, TX 77089
(281) 464-8484
✔ PECOS✔ Accepts MedicareSame address
Syed Abbas, MD
Internal Medicine
NPI 1891271904
11800 ASTORIA BLVD
Houston, TX 77089
(281) 929-6184
✔ PECOS✔ Accepts Medicare0.1 mi
Frank Debrah, NP
Nurse Practitioner
NPI 1568702306
10700 FUQUA ST APT 277
Houston, TX 77089
(347) 247-6003
✔ PECOS✔ Accepts Medicare2.2 mi
Roger Willette, M.D.
Internal Medicine
NPI 1831138445
1051 PINELOCH DR STE 600
Houston, TX 77062
(281) 990-9979
✔ PECOS✔ Accepts Medicare4.0 mi
Erin Ambrose, AGPCNP-C
Nurse Practitioner
NPI 1366983652
4000 SPENCER HWY
Pasadena, TX 77504
(832) 286-2818
✔ PECOS✔ Accepts Medicare5.5 mi
Diedra Troutman, FNP-BC
Nurse Practitioner
NPI 1992389985
150 E MEDICAL CENTER BLVD STE D
Webster, TX 77598
(281) 990-9979
✔ PECOS✔ Accepts Medicare5.8 mi
Beverley Collins
Nurse Practitioner
NPI 1104371822
6051 GARTH RD STE 1100
Baytown, TX 77521
(932) 400-9249
✔ PECOS✔ Accepts Medicare20 mi
Syed Sherazi, M.D
Hospitalist
NPI 1316320252
17500 W GRAND PKWY S
Sugar Land, TX 77479
(281) 725-5026
✔ PECOS✔ Accepts Medicare29 mi
Eula Nelson Davis, FNP-BC
Nurse Practitioner
NPI 1619352804
132 BRANTON ST
Brooklyn, NY 11236
(718) 922-5969
✔ PECOS✔ Accepts Medicare1,421 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D1059563

Aslam Loya, MD, PA · Houston, TX
Expired · Oct 2, 2026
CLIA Number45D1059563
Laboratory TypePhysician Office
Certificate Effective DateOctober 3, 2024
Certificate Expiration DateOctober 2, 2026
Laboratory DirectorAslam Loya
Laboratory Phone(281) 464-8484
Laboratory LocationAslam Loya, MD, PA11920 Astoria Blvd Ste 110, Houston, TX 77089
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Aslam Loya, M.D. P.A's NPI number?

The NPI number for Aslam Loya, M.D. P.A is 1659580728. It was assigned to this organization in the NPPES registry on May 22, 2007. The provider is doing business as Coastal Medical Group.

Where is Aslam Loya, M.D. P.A located?

Aslam Loya, M.D. P.A is located at 11920 Astoria Blvd Suite 110, Houston, TX 77089. The listed phone number is (281) 464-8484.

What is Aslam Loya, M.D. P.A's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Aslam Loya, M.D. P.A enrolled in Medicare?

Yes. Aslam Loya, M.D. P.A is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Aslam Loya, M.D. P.A?

According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians in 3 Medicare specialties reassign their Medicare billing to Aslam Loya, M.D. P.A. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (5), Internal Medicine (4) and Hospitalist (1). Of these, 2 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Aslam Loya, M.D. P.A accept?

Health plans from WellPoint list Aslam Loya, M.D. P.A 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.

When was this NPI record last updated?

The NPPES record for Aslam Loya, M.D. P.A was last updated on May 14, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years 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.