Kelly Wirfel, M.D.
NPI 1659387561 · Endocrinology, Diabetes & Metabolism Physician · Bellaire, TX
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kelly Wirfel, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Bellaire, TX (NPI 1659387561).
Provider details
- NPI number
- 1659387561
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- K2140 (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
19 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
829 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 | 244 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 131 | $92 |
| Blood Glucose (sugar) Level82947 | 119 | $4 |
| Hemoglobin A1c Level83036 | 115 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 67 | $16 |
| Calculation of Trabecular Bone Score (tbs) Using Imaging Data With Interpretation and Report on Fracture Risk |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 477 | 150 |
| Semaglutidebrand: Ozempic | 376 | 94 |
| Metformin Hcl | 256 | 74 |
| Tirzepatidebrand: Mounjaro | 191 | 43 |
| Levothyroxine Sodiumbrand: Synthroid | 153 | 43 |
| Metformin Hclbrand: Metformin Hcl Er | 152 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,435 across 3 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
- 2006-07-31
- Last updated
- 2009-01-16
Frequently asked questions
- What is Kelly Wirfel's NPI number?
- Kelly Wirfel's National Provider Identifier (NPI) is 1659387561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelly Wirfel's specialty?
- Kelly Wirfel is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Kelly Wirfel located?
- Kelly Wirfel's practice location on file with NPPES is 6700 West Loop S, Bellaire, TX 77401-4104.
- What is Kelly Wirfel's phone number?
- The practice phone number listed in the NPPES registry for Kelly Wirfel is (713) 572-8122.
- Does Kelly Wirfel accept Medicare?
- Kelly Wirfel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kelly Wirfel's NPI active?
- Yes — Kelly Wirfel's NPI (1659387561) is active in the NPPES registry as of the last update on 2009-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.