Ronald Villanueva, MD
NPI 1508838434 · Endocrinology, Diabetes & Metabolism Physician · Lakewood, NJ
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Villanueva, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Lakewood, NJ (NPI 1508838434).
Provider details
- NPI number
- 1508838434
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07714100 (NJ)
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
6,218 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 1,820 | $202 |
| 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 | 1,706 | $18 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 952 | $38 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 590 | $143 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 563 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 1,628 | 411 |
| Semaglutidebrand: Ozempic | 1,154 | 292 |
| Metformin Hcl | 885 | 268 |
| Dapagliflozin Propanediolbrand: Farxiga | 615 | 153 |
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle | 605 | 257 |
| Levothyroxine Sodiumbrand: Synthroid | 600 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32,020 across 278 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
- 2006-02-04
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Ronald Villanueva's NPI number?
- Ronald Villanueva's National Provider Identifier (NPI) is 1508838434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Villanueva's specialty?
- Ronald Villanueva is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Villanueva located?
- Ronald Villanueva's practice location on file with NPPES is 1255 Route 70 Ste 31s, Lakewood, NJ 08701-5973.
- What is Ronald Villanueva's phone number?
- The practice phone number listed in the NPPES registry for Ronald Villanueva is (732) 908-2200.
- Does Ronald Villanueva accept Medicare?
- Ronald Villanueva is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Villanueva's NPI active?
- Yes — Ronald Villanueva's NPI (1508838434) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.