Mark Eilers, M.D.
NPI 1356643175 · Sports Medicine (Orthopaedic Surgery) Physician · Spring, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Eilers, M.D. is a Sports Medicine (Orthopaedic Surgery) Physician provider in Spring, TX (NPI 1356643175).
Provider details
- NPI number
- 1356643175
- Entity type
- Individual
- Primary specialty
- Sports Medicine (Orthopaedic Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- Q7681 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
471 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 206 | $89 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 69 | $68 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 67 | $34 |
| X-Ray of Knee, 4 Or More Views73564 | 48 | $46 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 43 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 126 | 82 |
| Cyclobenzaprine Hcl | 48 | 32 |
| Naproxen | 27 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 21 | 14 |
| Celecoxib | 21 | — |
| Ondansetronbrand: Ondansetron Odt | 18 | 16 |
| Methylprednisolone | 15 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,602 across 34 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 (2)
- 750 Fish Creek Thoroughfare Ste 100Montgomery, TX 77316-6966Phone: (936) 272-0790Fax: (936) 272-0791
- 6767 Lake Woodlands Dr Ste FThe Woodlands, TX 77382-2566Phone: (281) 364-1122Fax: (281) 210-2446
Registry dates
- Enumerated
- 2010-11-30
- Last updated
- 2023-08-14
- Certified
- 2023-08-14
Frequently asked questions
- What is Mark Eilers's NPI number?
- Mark Eilers's National Provider Identifier (NPI) is 1356643175, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Eilers's specialty?
- Mark Eilers is listed in the NPPES registry with a primary specialty of Sports Medicine (Orthopaedic Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Eilers located?
- Mark Eilers's practice location on file with NPPES is 20639 Kuykendahl Rd Ste 200, Spring, TX 77379.
- What is Mark Eilers's phone number?
- The practice phone number listed in the NPPES registry for Mark Eilers is (832) 698-0111.
- Does Mark Eilers accept Medicare?
- Mark Eilers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Eilers's NPI active?
- Yes — Mark Eilers's NPI (1356643175) is active in the NPPES registry as of the last update on 2023-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.