WENG PENG, MD
Urology Physician in HIGHLAND, Indiana. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What the federal data shows
WENG PENG, MD filed 503 Medicare Part D claims in 2023 as a Urology Physician in HIGHLAND, Indiana, prescribing 93% generic.
- 503
- Part D claims, 2023
- 93%
- generic prescribing
- $134.81
- industry payments (Sunshine Act)
Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.
WENG PENG, MD's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023 — across all CMS prescribers nationally
503 Top 34% higher than 66% of 1,370,886 prescribers
Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Part D Prescriber Public Use File · 2023
WENG PENG, MD practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).
What does the federal data show about WENG PENG, MD?
Quality data not reportedPrimary specialty
Medicare Part D claims
Specialty distribution in Indiana
How Urology Physician compares to other specialties among Indiana providers
Urology Physician share within Indiana
Urology Physician is one of the more visible NUCC categories in Indiana
Each bar reflects the share of in-state providers whose primary NUCC taxonomy matches the specialty. Long tail of ~690 NUCC codes folded into "Other" to keep the comparison legible.
Specialty board-certification context
Estimated specialty board-certified rate — Urology Physician (ABMS / AOA reference)
- Est. board-certified rate
- 78%
- Urology Physician ABMS/AOA estimate
Est. board-certified rate (Urology Physician) — ABMS / AOA estimate
Verify credentials
- Verify via ABMS free public lookup
- Verify via AOA osteopathic boards
- Specialty volume Urology Physician US NPIs
Specialty board-certified rate — Urology Physician estimate
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus Maintenance of Certification cycles. CMS does not publish a per-provider board-certification field; the figure shown is the specialty-level estimated rate from ABMS / AOA reference data.
The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).
WENG PENG, MD appears in the CMS NPPES registry as a Urology Physician provider holding MD credentials at 3641 RIDGE ROAD, HIGHLAND, IN, 46322, with a listed phone of (219) 972-3811. NPI 1336257567 was issued on 08/28/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what PENG most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.
Medicare Part D records for calendar year 2023 show 503 prescription claims written by this provider, covering 124 Medicare beneficiaries and totaling roughly $30K in drug spend, split 7% brand-name and 93% generic by claim count. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.
Urology Physician is a mid-sized specialty nationwide, with 13,350 enrolled providers across 54 states and an average of 1,280 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.
Practice Address
Provider Details
| NPI | 1336257567 |
|---|---|
| Specialty | Urology Physician |
| Credentials | MD |
| Gender | Male |
| NPI Issued | 08/28/2006 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm WENG PENG, MD's current license status, disciplinary history, and board certifications with the Indiana Medical Licensing Board in Indiana before relying on this page for a clinical or care decision.
How we sourced this profile
Industry payments received (2024) — CMS Open Payments transparency data
The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for WENG PENG, MD. Source: openpaymentsdata.cms.gov.
Total received
$135
Largest payer
Aveo Pharmaceuticals, Inc.
Most common payment type
Food and Beverage
Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.
Brand vs generic prescribing mix · Generic-heavy
7% brand-name claims vs 93% generic, on 503 2023 Medicare Part D claims.
The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.
Medicare Part D Prescribing Data
CMS Medicare Part D prescriber-level data for calendar year 2023.
Prescribing Breakdown
- 30-Day Fills
- 919
- Total Day Supply
- 25,738
- Brand vs Generic
- 7% brand / 93% generic
- Brand Drug Cost
- $18K
- Generic Drug Cost
- $11K
- Antibiotic Claims
- 100
Patient Demographics
- Average Patient Age
- 75.5 years
- Avg HCC Risk Score
- 1.44
- Gender Split
- 20% female / 80% male
- Age Distribution
- <65: 12, 65-74: 50, 75-84: 39, 85+: 23
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What WENG PENG, MD prescribes most
Top Medicare Part D drugs by claim count, 2023
- Tamsulosin Hcl
Tamsulosin Hcl
177 claims
- Oxybutynin Chlorid… 53
Oxybutynin Chloride Er
53 claims
- Ciprofloxacin Hcl 42
Ciprofloxacin Hcl
42 claims
- Finasteride 27
Finasteride
27 claims
- Alfuzosin Hcl Er 25
Alfuzosin Hcl Er
25 claims
- Bicalutamide 25
Bicalutamide
25 claims
- Myrbetriq 25
Myrbetriq
25 claims
- Cephalexin 21
Cephalexin
21 claims
| Drug | Claims |
|---|---|
| Tamsulosin Hcl | 177 |
| Oxybutynin Chloride Er Oxybutynin Chloride | 53 |
| Ciprofloxacin Hcl | 42 |
| Finasteride | 27 |
| Alfuzosin Hcl Er Alfuzosin Hcl | 25 |
| Bicalutamide | 25 |
| Myrbetriq Mirabegron | 25 |
| Cephalexin | 21 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 15 |
| Solifenacin Succinate | 12 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Urology Physician Overview
How WENG PENG, MD fits within the Urology Physician landscape nationally.
WENG PENG, MD's 503 claims are below the specialty average of 1,280.
Nearby Urology Physician Providers in Indiana
Other clinicians with the same primary specialty enrolled in Indiana, drawn from the same CMS NPPES roster as PENG.
Compare Urology Physician nationally: see state-by-state distribution →
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Frequently Asked Questions
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Data Sources
- Provider Directory
- CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
- Specialty Classification
- NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
- Prescribing Data
- CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
- Limitations
- Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.
See our complete data methodology for details on how we collect and process government data.
Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).
Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology