1. Home
  2. Directory
  3. Texas
  4. Houston
  5. Internal Medicine
  6. NPI Profile

ALEXANDER CONSTANTINE M.D.
NPI 1902332901
Internal Medicine in Houston, TX

Active since May 11, 2017PECOS EnrolledAccepts Medicare Assignment
1 BAYLOR PLZ, HOUSTON, TX 77030(713) 798-5588 Get Directions Write a Review

NPPES record last updated: September 17, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 17, 2021, Aug 26, 2021, Jun 8, 2021 and 2 more (5 updates tracked since 2017).

About Alexander Constantine M.d. NPPES

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

ALEXANDER CONSTANTINE M.D. (NPI 1902332901) is an individual internal medicine provider in Houston, Texas, licensed in Texas (S9670) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of University Of Texas Medical School At San Antonio (2017).

NPPES Registry Identity

NPI1902332901
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameALEXANDER CONSTANTINECredential: M.D.
Location Address1 BAYLOR PLZHouston, TX 77030-3411
Mailing Address11511 Shadow Creek PkwyPearland, TX 77584-7298 · (713) 442-4997
Phone(713) 798-5588
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2017
Enumeration DateMay 11, 2017
Last NPPES UpdateSeptember 17, 20215 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2021
✔ NPI 1902332901 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · S9670
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.
1 BAYLOR PLZ, Houston, TX 77030
Open in Google Maps ↗

Secondary Practice Location 1

Location 12727 W Holcombe BlvdHouston, TX 77025-1669 · Phone (713) 442-0000

Other Identifiers 3

Medicaid425869102TX
Medicaid425869101TX
Medicaid425869103TX

Accepted Insurance

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

Alexander Constantine M.d. 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 ID5193125037
PECOS Enrollment IDI20210614002802
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.

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.

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.

BAYLOR COLLEGE OF MEDICINE
General Acute Care Hospital
1 BAYLOR PLZ, SUITE 022D
HOUSTON, TX 77030
Harris County (713) 798-4620
MATTHEW CARROLL
Obstetrics & Gynecology
1 BAYLOR PLZ, BCM610
HOUSTON, TX 77030
Harris County (832) 826-7372
DR. HOLLAND MANON KAPLAN MD
Hospitalist
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (940) 231-1879
SIDRAH SHAH MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-5928
MICHAEL AZAR MD (PLANNED 5/27/22)
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-6376
MICHELE ALEXIS CABEZA MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-0200
NATHANIEL GREY LOYD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (405) 834-5432
ANDREA ELIZABETH GULOY
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-1170

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 Alexander Constantine's NPI number?

The NPI number for Alexander Constantine is 1902332901. It was assigned to this individual provider in the NPPES registry on May 11, 2017.

Where is Alexander Constantine located?

Alexander Constantine practices at 1 Baylor Plz, Houston, TX 77030. The listed phone number is (713) 798-5588.

What is Alexander Constantine's specialty?

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

Is Alexander Constantine enrolled in Medicare?

Yes. Alexander Constantine 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 Alexander Constantine accept?

Health plans from UnitedHealthcare list Alexander Constantine 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 Alexander Constantine was last updated on September 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.