NPPES file of Aug 9, 2026

Joseph Christiansen, M.D.

Retina Specialist (Ophthalmology) Physician · Bellaire, TX

Joseph Christiansen, M.D. is a retina specialist (ophthalmology) physician with a practice address in Bellaire, Texas, and NPI 1306075619, issued on Jul 8, 2009. Check the license (Texas S5581, 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
1306075619
Name
Joseph Christiansen
Credential
M.D.
Primary taxonomy
Retina Specialist (Ophthalmology) Physician 207WX0107X
License numbers
S5581 TX
077582 GA
Self-reported in NPPES; status is on the state search
Practice location
4460 Bissonnet St Ste 200, Bellaire, TX 77401
Phone
(800) 833-5921
Enumerated
Jul 8, 2009
Record last updated
Jun 23, 2024
Medicare enrollment
Enrolled (PECOS I20230915000692); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 2009
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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8 nearest retina specialist (ophthalmology) physician records → All 107 in Texas → Look up another NPI →

Also registered at 4460 Bissonnet St Ste 200

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

  1. Hasenin Al-Khersan, MDOphthalmology Physician1245761972
  2. Matthew Benz, MDOphthalmology Physician1689771545
  3. Rishabh Date, M.D.Ophthalmology Physician1295154938
  4. Kenneth Fan, M.D., M.B.A.Ophthalmology Physician1780032839
  5. Kelly Larkin, MDOphthalmology Physician1497040471
  6. Effie Rahman, MDOphthalmology Physician1154777969

Verify Joseph Christiansen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S5581    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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66% fewer Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024

210 Medicare Part D claims for 77 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Joseph Christiansen210
  2. Specialty average620

Most prescribed

  1. Prednisolone Acetate57 claims
  2. Moxifloxacin32 claims
  3. Ketorolac Tromethamine27 claims
  4. Cyclopentolate Hcl15 claims
  5. Difluprednate15 claims
  6. Atropine Sulfate12 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: $153.54

6 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 1,253 providers of this specialty with any payment received $7,667.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Christiansen$153.54
  2. Specialty average$7,667.49

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. Retina Consultants OF Houston PLLCBellaire, TX

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

Joseph Christiansen among 107 retina specialist (ophthalmology) physician records in Texas

Joseph Christiansen, M.D. is one of 107 retina specialist (ophthalmology) physician records with a practice address in Texas. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 52% of them.

  • NPI issued2009 · 52% of these records are older, 45% newer
  • In a Medicare fileYes · 96% of these records are
  • In the CMS Doctors and Clinicians fileYes · 90% of these records are
  • Graduated2009 · median 2006 among the 96 with a school on file
  • Record last updated2024 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Retina Specialist (Ophthalmology) Physician providers in Texas

There are 107 retina specialist (ophthalmology) physician records in Texas.

All 107 in Texas → Every provider in Bellaire → Retina Specialist (Ophthalmology) Physician nationwide →

The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes

  1. Emmanuel Chang, MD/PHDBellaire, TX 774011083877740
  2. Victor Chen, MDBellaire, TX 774011356929251
  3. Ting Fang-Suarez, M.D.Bellaire, TX 774011124021498
  4. Angela Kim, MDBellaire, TX 774011437654159
  5. Paul Stewart, MDBellaire, TX 774011508028523
  6. Murtaza Mandviwala, MDTomball, TX 773751881198133
  7. Shahin Faghihi Habibabadi, MDGalveston, TX 775501255259370
  8. Andrew Farag, MDGalveston, TX 775501346085461

Common questions

What is Joseph Christiansen, M.D.'s NPI number?

Joseph Christiansen, M.D.'s National Provider Identifier (NPI) is 1306075619, issued on Jul 8, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Christiansen, M.D. located?

The NPPES record lists a practice address at 4460 Bissonnet St Ste 200, Bellaire, TX, 77401. Phone: (800) 833-5921. Providers update this record themselves, so call before visiting.

How can I verify Joseph Christiansen, M.D.'s license?

NPPES lists Texas license number S5581, 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 Joseph Christiansen, M.D. prescribe under Medicare Part D?

In 2024, Joseph Christiansen, M.D. had 210 Medicare Part D claims for 77 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.