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DR. MARK F. KLAFF OD
NPI 1194887604
Optometrist in Houston, TX

Active since December 14, 2006PECOS Enrolled
7500 BEECHNUT ST STE 175, HOUSTON, TX 77074(832) 955-8162(832) 787-0105 Get Directions Write a Review

NPPES record last updated: October 16, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Mark F. Klaff Od NPPES

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

DR. MARK F. KLAFF OD (NPI 1194887604) is an individual optometrist in Houston, Texas, licensed in Texas (3063T) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194887604
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. MARK F. KLAFFCredential: OD
Location Address7500 BEECHNUT ST STE 175Houston, TX 77074-4399
Mailing Address7500 Beechnut St Ste 175Houston, TX 77074-4399 · (832) 955-8162 · Fax (832) 787-0142
Phone(832) 955-8162
Fax(832) 787-0105
Sole ProprietorNo
Enumeration DateDecember 14, 2006
Last NPPES UpdateOctober 16, 2024
NPPES CertifiedOctober 11, 2024
✔ NPI 1194887604 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in TX · 3063T
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
7500 BEECHNUT ST STE 175, Houston, TX 77074
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Other Identifiers 1

Medicaid208243001TX

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mark F. Klaff Od 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 Mark Klaff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Houston Optic, PLLC
5.9 mi
Optometrist
2855 GRAMERCY ST
Houston, TX 77025
  • Reassigned Medicare billing, Texas enrollment
  • 19 clinicians in this Medicare group
NPI 1558476788 (713) 668-6828

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 77074 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
$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.

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 Klaff's NPI number?

The NPI number for Mark Klaff is 1194887604. It was assigned to this individual provider in the NPPES registry on December 14, 2006.

Where is Mark Klaff located?

Mark Klaff practices at 7500 Beechnut St Ste 175, Houston, TX 77074. The listed phone number is (832) 955-8162.

What is Mark Klaff's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Mark Klaff enrolled in Medicare?

Yes. Mark Klaff is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Klaff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Klaff reassigns Medicare benefits to Houston Optic, PLLC (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 Mark Klaff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mark Klaff was last updated on October 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.