DR. O HOWARD FRAZIER M.D.
NPI 1528156304
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Houston, TX

Q: What is O Frazier's NPI number?

The NPI number for O Frazier is 1528156304. It was assigned to this individual provider in the NPPES registry on October 10, 2006. The provider is also known as Oscar Howard Frazier.

Q: What is O Frazier's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Q: When was this NPI record last updated?

The NPPES record for O Frazier was last updated on February 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.

Active since October 10, 2006PECOS Enrolled

1101 BATES AVE, SUITE P-514, HOUSTON, TX 77030(832) 355-4900(832) 355-3770 Get Directions Write a Review

NPPES record last updated: February 14, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

On this page

About Dr. O Howard Frazier M.d. NPPES

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

DR. O HOWARD FRAZIER M.D. (NPI 1528156304) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Houston, Texas, licensed in Texas (D4123) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1528156304

Entity TypeIndividualMale

Primary Taxonomy208G00000X

Provider Legal NameDR. O HOWARD FRAZIERCredential: M.D.

Location Address1101 BATES AVE, SUITE P-514Houston, TX 77030-2607

Mailing Address1101 Bates Ave, Suite P-514Houston, TX 77030-2607 · (832) 355-4900 · Fax (832) 355-3770

Phone(832) 355-4900

Fax(832) 355-3770

Sole ProprietorNo

Enumeration DateOctober 10, 2006

Last NPPES UpdateFebruary 14, 2025

NPPES CertifiedFebruary 14, 2025

✔ NPI 1528156304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians

Taxonomy Code208G00000X

License✔ Licensed in TX · D4123

Definition

A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

Also ListedTransplant SurgeryTaxonomy 204F00000X · License D4123 (TX)

Also ListedSurgeryTaxonomy 208600000X · License D4123 (TX)

1101 BATES AVE, Houston, TX 77030

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Other Names 1

Other Name (5)Oscar Howard Frazier

Other Identifiers 1

Other330002910TX · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Antidote Health of TX, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. O Howard Frazier M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show O Frazier reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Baylor College Of Medicine

0.7 mi

Medical Genetics, Ph.D. Medical Genetics

7200 CAMBRIDGE ST FL 10
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
2,554 clinicians in this Medicare group

NPI 1881026664 (713) 798-0000

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

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

$176.98 typical visit price

range $58.24 – $176.98

Typical copayment $44.24 (range $14.56 – $44.24)

Most-billed visit code 99205

Established Patient

$72.62 typical visit price

range $18.60 – $143.93

Typical copayment $18.15 (range $4.65 – $35.98)

Most-billed visit code 99213

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.

DR. JOHN MICHAEL DUNCAN JR. M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

1101 BATES AVE, STE P115
HOUSTON, TX 77030

Harris County (832) 355-4900

ALMA AGUILAR

Pharmacist

1101 BATES AVE
HOUSTON, TX 77030

Harris County (832) 355-1000

ALICIA DIAZ NP

Nurse Practitioner (Primary Care)

1101 BATES AVE
HOUSTON, TX 77030

Harris County (832) 355-1000

DR. IGOR DARKO GREGORIC M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

1101 BATES AVE, SUITE P-514
HOUSTON, TX 77030

Harris County (832) 355-4900

CECILIO GUTIERREZ DPT

Physical Therapist

1101 BATES AVE
HOUSTON, TX 77030

Harris County (832) 355-1000

DAVID A. OTT M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

1101 BATES AVE, P115
HOUSTON, TX 77030

Harris County (832) 355-4900

JOSEPH S. COSELLI MD

Surgery

1101 BATES AVE
HOUSTON, TX 77030

Harris County (832) 355-9910

ALI OMRANIAN M.D.

Internal Medicine (Critical Care Medicine)

1101 BATES AVE
HOUSTON, TX 77030

Harris County (832) 355-1000

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 O Frazier's NPI number?

The NPI number for O Frazier is 1528156304. It was assigned to this individual provider in the NPPES registry on October 10, 2006. The provider is also known as Oscar Howard Frazier.

Where is O Frazier located?

O Frazier practices at 1101 Bates Ave Suite P-514, Houston, TX 77030. The listed phone number is (832) 355-4900.

What is O Frazier's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Is O Frazier enrolled in Medicare?

Yes. O Frazier is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for O Frazier's services?

According to the CMS Revalidation Reassignment List (October 2026 release), O Frazier reassigns Medicare benefits to Baylor College Of Medicine (Houston, TX). The 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 O Frazier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does O Frazier accept?

Health plans from Ambetter from Superior HealthPlan, Antidote Health of TX, Blue Cross and Blue Shield of Texas, Community Health Choice and Harbor Health and 1 other insurer list O Frazier 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 O Frazier was last updated on February 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.