NPPES file of Aug 9, 2026

Mark B. Blick, D.O.

Internal Medicine Physician · Bellaire, TX

Mark B. Blick, D.O. is an internal medicine physician with a practice address in Bellaire, Texas, and NPI 1811912041, issued on Jul 12, 2006. Check the license (Texas G3933, 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
1811912041
Name
Mark B. Blick
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G3933 TX
Self-reported in NPPES; status is on the state search
Practice location
6565 West Loop S, Bellaire, TX 77401
Phone
(713) 850-7272
Enumerated
Jul 12, 2006
Record last updated
Mar 16, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(713) 877-0970
Medicare enrollment
Enrolled (PECOS I20110322000740); 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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Also registered at 6565 West Loop S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lauren Alberta-Wszolek, M.D.Dermatology Physician1356490163
  2. Christopher Allee, O.D.Optometrist1154324408
  3. Jill Autry, O.D.Optometrist1922001270
  4. Yael Avivi, PH.D.Clinical Psychologist1811386733
  5. Suneel Chilukuri, MDMOHS-Micrographic Surgery Physician1578674305
  6. Rebecca Clark, MS, PA-CDermatology Physician1578776571

Verify Mark B. Blick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license G3933
    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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6.4 times the Medicare Part D claims of the average internal medicine physician in 2024

20,436 Medicare Part D claims for 1,008 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 1,463 claims were for opioids.

  1. Mark Blick20,436
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium1,235 claims
  2. Amlodipine Besylate906 claims
  3. Hydrocodone-Acetaminophen825 claims
  4. Ezetimibe724 claims
  5. Carvedilol619 claims
  6. Rosuvastatin Calcium463 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.

Industry payments in 2024: $2,082.18

130 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Blick$2,082.18
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Crosspointe Medical ClinicBellaire, TX

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

30 internal medicine physician records list a practice address in Bellaire

They are 30 of the 1,159 NPPES records with a practice address in Bellaire, and 9,175 internal medicine physician records in Texas.

Other internal medicine physician records in Texas

  1. Muhammad A. Sattar, MDDallas, TX1760465553
  2. Gayatri Aaluri, MDGalveston, TX1821928508
  3. Anunaya AashishDenton, TX1134246374
  4. Queenie Ann Abad, M.D.San Antonio, TX1174979785
  5. Fuad Abaleka, M.DLubbock, TX1861925596
  6. Carol Abalihi, M.D.El Paso, TX1326136243
  7. Oliverio Abarca Guzman, MDHarlingen, TX1346972940
  8. Obinna Abaribe, M.DMansfield, TX1457704355
  9. Enyinnaya Abarikwu, MDTyler, TX1174788178
  10. Sulaiman Abawi, D.O.Frisco, TX1780845255

Common questions

What is Mark B. Blick, D.O.'s NPI number?

Mark B. Blick, D.O.'s National Provider Identifier (NPI) is 1811912041, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark B. Blick, D.O. located?

The NPPES record lists a practice address at 6565 West Loop S, Bellaire, TX, 77401. Phone: (713) 850-7272. Providers update this record themselves, so call before visiting.

How can I verify Mark B. Blick, D.O.'s license?

NPPES lists Texas license number G3933, 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 Mark B. Blick, D.O. prescribe under Medicare Part D?

In 2024, Mark B. Blick, D.O. had 20,436 Medicare Part D claims for 1,008 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.