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DR. MARK ALFORD RANDEL M.D.
NPI 1629103619
Surgery - Vascular Surgery in Nacogdoches, TX

Active since February 22, 2007PECOS EnrolledAccepts Medicare Assignment
3618 N UNIVERSITY DR, NACOGDOCHES, TX 75965(936) 568-9993(936) 568-9996 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Mark Alford Randel M.d. NPPES

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

DR. MARK ALFORD RANDEL M.D. (NPI 1629103619) is an individual vascular surgery provider in Nacogdoches, Texas, licensed in Texas (H6529) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Christus St Michael Health System, and is a graduate of University Of Texas Medical Branch At Galveston (1988).

NPPES Registry Identity

NPI1629103619
Entity TypeIndividualMale
Primary Taxonomy2086S0129X
Provider Legal NameDR. MARK ALFORD RANDELCredential: M.D.
Location Address3618 N UNIVERSITY DRNacogdoches, TX 75965-2539
Mailing AddressPo Box 630668Nacogdoches, TX 75963-0668 · (936) 568-9993 · Fax (936) 568-9996
Phone(936) 568-9993
Fax(936) 568-9996
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1988
Enumeration DateFebruary 22, 2007
Last NPPES UpdateNovember 3, 2025
NPPES CertifiedNovember 3, 2025
✔ NPI 1629103619 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0129X
Licenses✔ Licensed in TX · H6529✔ Licensed in OK · 16951
Definition
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
Also ListedSurgeryTaxonomy 208600000X · License 16951 (OK), H6529 (TX)
3618 N UNIVERSITY DR, Nacogdoches, TX 75965
Open in Google Maps ↗

Other Identifiers 5

Medicaid030062603TX
Other00323JTX · Blue Cross Blue Shield
Medicaid030062604TX
Medicaid030062602TX
Other8CN590TX · Blue Cross Blue Shield

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

Dr. Mark Alford Randel 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 ID8022102276
PECOS Enrollment IDI20070918000680
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.

Hospital Affiliations CMS Care Compare

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

Christus St Michael Health System

Acute Care Hospitals · Texarkana, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450801
Location2600 St Michael DrTexarkana, TX 75503 · Bowie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75965 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. KACE L CALAN MSN, APRN, FNP-C
Nurse Practitioner (Family)
3618 N UNIVERSITY DR
NACOGDOCHES, TX 75965
Nacogdoches County (936) 205-9922
CALLIE JO HOLCOMBE
Nurse Practitioner (Family)
3618 N UNIVERSITY DR
NACOGDOCHES, TX 75965
Nacogdoches County (936) 205-9922

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 Mark Randel's NPI number?

The NPI number for Mark Randel is 1629103619. It was assigned to this individual provider in the NPPES registry on February 22, 2007.

Where is Mark Randel located?

Mark Randel practices at 3618 N University Dr, Nacogdoches, TX 75965. The listed phone number is (936) 568-9993.

What is Mark Randel's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is Mark Randel enrolled in Medicare?

Yes. Mark Randel 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.

Is Mark Randel affiliated with any hospitals?

According to CMS data, Mark Randel is affiliated with Christus St Michael Health System.

When was this NPI record last updated?

The NPPES record for Mark Randel was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.