William Litchfield, M. D.
NPI 1629078100 · Endocrinology, Diabetes & Metabolism Physician · Henderson, NV
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Litchfield, M. D. is a Endocrinology, Diabetes & Metabolism Physician provider in Henderson, NV (NPI 1629078100).
Provider details
- NPI number
- 1629078100
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- No
- License
- 8496 (NV)
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
20 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
2,658 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 | 1,465 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 368 | $85 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 349 | $32 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 188 | $13 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 184 | $103 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 858 | 274 |
| Tirzepatidebrand: Mounjaro | 329 | 80 |
| Metformin Hcl | 310 | 107 |
| Rosuvastatin Calcium | 269 | 105 |
| Semaglutidebrand: Ozempic | 249 | 77 |
| Levothyroxine Sodiumbrand: Synthroid | 245 | 72 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24,111 across 189 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
- 2005-07-27
- Last updated
- 2012-10-06
Frequently asked questions
- What is William Litchfield's NPI number?
- William Litchfield's National Provider Identifier (NPI) is 1629078100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Litchfield's specialty?
- William Litchfield is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is William Litchfield located?
- William Litchfield's practice location on file with NPPES is 2415 W Horizon Ridge Pkwy, Henderson, NV 89052-2649.
- What is William Litchfield's phone number?
- The practice phone number listed in the NPPES registry for William Litchfield is (702) 434-8400.
- Does William Litchfield accept Medicare?
- William Litchfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Litchfield's NPI active?
- Yes — William Litchfield's NPI (1629078100) is active in the NPPES registry as of the last update on 2012-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.