Tessa M. Markus, OD
- Medicare patients, 2024
- 350
- Part D claims, 2024
- 627
- MIPS score, 2024
- 75
- Industry payments
- $103
- Affiliated sites
- 1
- Practice address
- 13333 Dotson Rd, Houston, TX 77070
- Practice phone
- Call (281) 890-1784
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
1960 Eye Surgeons, P.A.
Houston, Texas
Find Tessa Markus' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Tessa M. Markus is an optometrist in Houston, Texas
Tessa Markus practices at 1960 Eye Surgeons, P.A. in Houston, Texas.
Tessa Markus' NPI, 1841261260, was assigned on February 1, 2006. Tessa Markus graduated from University of Houston - College of Optometry in 1997. Tessa Markus holds Texas license 5421TG.
- NPI
- 1841261260NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436131034
- NPI enumeration date
- February 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (281) 890-1784
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tessa M. Markus practices at 1960 Eye Surgeons, P.A. in Houston, Texas
Tessa Markus' primary practice is 1960 Eye Surgeons, P.A., at 13333 Dotson Rd, Houston, TX 77070 in Harris County. The practice phone is (281) 890-1784.
- 1960 Eye Surgeons, P.A.13333 Dotson Rd, Houston, TX 77070 · Harris CountyPhone(281) 890-1784
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tessa M. Markus is affiliated with 2 sites of care and 1 medical group
Tessa Markus' primary practice is 1960 Eye Surgeons, P.A. in Houston, Texas. Dmand AI also links Tessa Markus to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Tessa M. Markus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tessa Markus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| 1960 Eye Surgeons, P.A. | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Tessa M. Markus is one of 3,272 optometrists in Texas
Optometrist is Tessa Markus' primary specialty in the NPI Registry, under taxonomy code 152W00000X. Tessa Markus is licensed in Texas.
Specialties and state licenses
- Optometrist, TexasPrimary
Optometrists near Tessa Markus
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Tessa M. Markus treated 350 Medicare patients in 2024, average age 77
CMS counts 350 Medicare patients who saw Tessa Markus in 2024. The largest group is 75 to 84, with 173 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Tessa Markus' median patient age at 74, with 65% women.
Tessa Markus' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Tessa Markus' Medicare patients by sex, 2024
- Women22665%
- Men12435%
Chronic conditions among Tessa Markus' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease34%
- Diabetes29%
- Osteoporosis25%
- Chronic kidney disease23%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Tessa Markus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women65%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tessa M. Markus wrote 627 Medicare Part D claims in 2024
In 2024, Tessa Markus wrote 627 Medicare Part D claims for 154 patients. 62% of them were for generic drugs.
Tessa Markus' Part D claims by kind of drug, 2024
- Generic388 claims62%
- Brand-name239 claims38%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Tessa M. Markus scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Tessa Markus for performance year 2024, reported as part of a group. Tessa Markus accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Tessa M. Markus received $103 in industry payments in 2025
CMS Open Payments shows 4 general payments to Tessa Markus from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $54.
Companies that paid Tessa Markus the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Tessa M. Markus graduated from University of Houston - College of Optometry
Tessa Markus graduated from University of Houston - College of Optometry in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Tessa M. Markus's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Tessa M. Markus
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tessa M. Markus' NPI number?
Tessa M. Markus' NPI number is 1841261260. It was assigned on February 1, 2006, and it is active in the NPI Registry.
What does Tessa M. Markus specialize in?
Tessa M. Markus is an optometrist in Houston, Texas. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Tessa M. Markus practice?
Tessa Markus practices at 13333 Dotson Rd, Houston, TX 77070. Tessa Markus' primary practice is 1960 Eye Surgeons, P.A. in Houston, Texas. Dmand AI also links Tessa Markus to 1 group practice or clinic and 1 medical group.
What is Tessa M. Markus' office phone number?
The practice phone on file for Tessa Markus is (281) 890-1784.
What is Tessa M. Markus' medical license number?
Tessa Markus holds Texas license 5421TG.
Does Tessa M. Markus accept Medicare?
Yes. CMS lists Tessa Markus as accepting Medicare assignment.
What is Tessa M. Markus' MIPS score?
Tessa Markus' MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Tessa M. Markus see?
CMS counts 350 Medicare patients who saw Tessa Markus in 2024, with an average age of 77.
Where did Tessa M. Markus go to medical school?
Tessa Markus graduated from University of Houston - College of Optometry in 1997.
Has Tessa M. Markus received payments from drug or device companies?
CMS Open Payments shows $103 in general payments to Tessa Markus from 3 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Tessa M. Markus been practicing?
Tessa Markus graduated from medical school in 1997, 29 years ago.
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