Mark Glanzer, OD
NPI 1336121003 · Optometrist · Mt Pleasant, TX
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Glanzer, OD is a Optometrist provider in Mt Pleasant, TX (NPI 1336121003).
Provider details
- NPI number
- 1336121003
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- 5400TG (TX)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,581 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,909 | $129 |
| Microfluid Analysis of Tears83861 | 1,360 | $22 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 614 | $92 |
| Imaging of Retina92134 | 473 | $40 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 406 | $168 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 381 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 730 | 155 |
| Ketorolac Tromethamine | 619 | 358 |
| Prednisolone Acetate | 419 | 217 |
| Cyclosporinebrand: Restasis | 361 | 179 |
| Timolol Maleate | 206 | 46 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 189 | 137 |
| Brimonidine Tartrate | 161 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$593 across 27 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (5)
- 350 E Interstate 20Arlington, TX 76018-1119Phone: (817) 784-0222Fax: (817) 467-5819
- 5494 Glen Lakes DrDallas, TX 75231Phone: (817) 784-0222Fax: (817) 467-5819
- 505 N Gun Barrel LnGun Barrel City, TX 75156Phone: (817) 784-0222Fax: (817) 467-5819
- 3645 Dallas Pkwy Ste 545Plano, TX 75093-8167Phone: (817) 784-0222Fax: (817) 467-5819
- 1825 E Southlake BlvdSouthlake, TX 76092-6501Phone: (817) 784-0222Fax: (817) 467-5819
Registry dates
- Enumerated
- 2005-11-17
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is Mark Glanzer's NPI number?
- Mark Glanzer's National Provider Identifier (NPI) is 1336121003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Glanzer's specialty?
- Mark Glanzer is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Glanzer located?
- Mark Glanzer's practice location on file with NPPES is 2007 N Jefferson Ave, Mt Pleasant, TX 75455-2336.
- What is Mark Glanzer's phone number?
- The practice phone number listed in the NPPES registry for Mark Glanzer is (903) 572-6655.
- Does Mark Glanzer accept Medicare?
- Mark Glanzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Glanzer's NPI active?
- Yes — Mark Glanzer's NPI (1336121003) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.