R. MARK HAMAN, D.O.
NPI 1306944665
Family Medicine in Irving, TX
About R. Mark Haman, D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
R. MARK HAMAN, D.O. (NPI 1306944665) is a healthcare organization registered as a family medicine in Irving, Texas and active in the NPI registry since September 2006. The organization holds a CLIA Microscopy certificate valid through June 13, 2028 and lists Robert Mark Haman, Physician / Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
R. Mark Haman, D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by October 31, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to R. Mark Haman, D.O., which bills Medicare for the services this clinician delivers.
Clinician (1)
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 for Provider-Performed Microscopy Procedures (PPMP) 45D0476989
R Mark Haman Do · Irving, TXFrequently 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 R. Mark Haman, D.O., P.A.'s NPI number?
The NPI number for R. Mark Haman, D.O., P.A. is 1306944665. It was assigned to this organization in the NPPES registry on September 20, 2006. The provider is also known as R. Mark Haman, D.O..
Where is R. Mark Haman, D.O., P.A. located?
R. Mark Haman, D.O., P.A. is located at 1239 E Irving Blvd, Irving, TX 75060. The listed phone number is (972) 579-8011.
What is R. Mark Haman, D.O., P.A.'s specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is R. Mark Haman, D.O., P.A. enrolled in Medicare?
Yes. R. Mark Haman, D.O., P.A. is registered in the Medicare PECOS enrollment system.
When is R. Mark Haman, D.O., P.A.'s Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by October 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through R. Mark Haman, D.O., P.A.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to R. Mark Haman, D.O., 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does R. Mark Haman, D.O., P.A. hold a CLIA laboratory certificate?
Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D0476989) is associated with this NPI, valid through June 13, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for R. Mark Haman, D.O., P.A. was last updated on October 23, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# R. Mark Haman, D.o. · NPI 1306944665
Family Medicine organization in Irving, Texas. Organization record, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1306944665 (Entity type: Organization)
- **Enumerated:** September 20, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Legal business name:** R. Mark Haman, D.o., P.a.
- **Organization subpart:** No
- **Authorized official:** Robert Haman, PHYSICIAN / OWNER
## Practice location
- **Address:** 1239 E IRVING BLVD, Irving, TX 75060-4354
- **Phone:** (972) 579-8011 · **Fax:** (972) 579-9454
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 31, 2026 (Non-DME Part B, Texas, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 23, 2007
- **Other identifiers:** Medicare UPIN A66798 (TX); Medicare PIN 00DE23 (TX)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1306944665) · Data from the CMS NPPES public registry.