Christopher Dwyer, M.D.
NPI 1538456561 · Colon & Rectal Surgery Physician · Arlington, TX
Enrolled with Medicare as Practitioner - Colorectal Surgery (proctology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Dwyer, M.D. is a Colon & Rectal Surgery Physician provider in Arlington, TX (NPI 1538456561).
Provider details
- NPI number
- 1538456561
- Entity type
- Individual
- Primary specialty
- Colon & Rectal Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- R2582 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
238 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 | 87 | $89 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 47 | $108 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 32 | $154 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 31 | $149 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $118 |
| Diagnostic Exam of Anus Using an Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sod Sulf/Pot Chloride/Mag Sulfbrand: Sutab | 70 | 68 |
| Metoclopramide Hcl | 54 | 44 |
| Metronidazole | 49 | 46 |
| Neomycin Sulfate | 47 | 45 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 21 |
| Colestipol Hcl | 16 | — |
| Oxycodone Hcl | 13 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$465 across 7 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
Registry dates
- Enumerated
- 2011-06-28
- Last updated
- 2021-03-08
- Certified
- 2021-03-08
Frequently asked questions
- What is Christopher Dwyer's NPI number?
- Christopher Dwyer's National Provider Identifier (NPI) is 1538456561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Dwyer's specialty?
- Christopher Dwyer is listed in the NPPES registry with a primary specialty of Colon & Rectal Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Dwyer located?
- Christopher Dwyer's practice location on file with NPPES is 515 W Mayfield Rd Ste 250, Arlington, TX 76014-2084.
- What is Christopher Dwyer's phone number?
- The practice phone number listed in the NPPES registry for Christopher Dwyer is (682) 217-2102.
- Does Christopher Dwyer accept Medicare?
- Christopher Dwyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Dwyer's NPI active?
- Yes — Christopher Dwyer's NPI (1538456561) is active in the NPPES registry as of the last update on 2021-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.