NPPES file of Aug 9, 2026

Ziad A. Rouhana, M.D.

Internal Medicine Physician · Cedar Park, TX

Ziad A. Rouhana, M.D. is an internal medicine physician with a practice address in Cedar Park, Texas, and NPI 1669407995, issued on Jul 12, 2006. Check the license (Texas N8140, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669407995
Name
Ziad A. Rouhana
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
N8140 TX
227772 MA
Self-reported in NPPES; status is on the state search
Practice location
1401 Medical Pkwy, Bldg. B #220, Cedar Park, TX 78613
Phone
(512) 324-4083
Enumerated
Jul 12, 2006
Record last updated
Aug 27, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(512) 324-4717
Medicaid IDs
282334601 TX
282334602 TX
282334603 TX
Medicare enrollment
Enrolled (PECOS I20110615000691); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ziad A. Rouhana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N8140
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

211 Medicare Part D claims for 91 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Ziad Rouhana211
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium16 claims
  2. Furosemide15 claims
  3. Prednisone12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through 2 group practices

  1. Hospitalist Medicine Physicians OF Texas PLLCLufkin, TX
  2. St Joseph Regional Health CenterBryan, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ziad A. Rouhana among 9,175 internal medicine physician records in Texas

Ziad A. Rouhana, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2001 · median 2004 among the 6,088 with a school on file
  • Record last updated2014 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

32 internal medicine physician records list a practice address in Cedar Park

They are 32 of the 1,650 NPPES records with a practice address in Cedar Park, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nikhil Agarwal, M.D.Cedar Park, TX 786131124173513
  2. Hanzy Bustamante, MDCedar Park, TX 786131508828641
  3. Mark Carlson, MDCedar Park, TX 786131023008398
  4. Susan Khan, MDCedar Park, TX 786131780764894
  5. Melissa Miller, MDCedar Park, TX 786131659312866
  6. Sabiha Mondal, M.DCedar Park, TX 786131578677829
  7. Aparna Mukkamala, MDCedar Park, TX 786131164643953
  8. Manish Naik, MDCedar Park, TX 786131184630436

Common questions

What is Ziad A. Rouhana, M.D.'s NPI number?

Ziad A. Rouhana, M.D.'s National Provider Identifier (NPI) is 1669407995, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ziad A. Rouhana, M.D. located?

The NPPES record lists a practice address at 1401 Medical Pkwy, Bldg. B #220, Cedar Park, TX, 78613. Phone: (512) 324-4083. Providers update this record themselves, so call before visiting.

How can I verify Ziad A. Rouhana, M.D.'s license?

NPPES lists Texas license number N8140, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ziad A. Rouhana, M.D. prescribe under Medicare Part D?

In 2024, Ziad A. Rouhana, M.D. had 211 Medicare Part D claims for 91 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.