Yen-Yi Peng, MD
NPI 1891951638 · Neurology Physician · Reno, NV
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yen-Yi Peng, MD is a Neurology Physician provider in Reno, NV (NPI 1891951638).
Provider details
- NPI number
- 1891951638
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 15710 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 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
1,431 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 | 657 | $117 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 181 | $87 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 130 | $355 |
| Measurement of Brain Wave Activity (eeg), Awake and Asleep95819 | 128 | $412 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 79 | $83 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 501 | 157 |
| Donepezil Hcl | 321 | 95 |
| Levetiracetam | 287 | 91 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 275 | 80 |
| Zonisamide | 272 | 90 |
| Divalproex Sodium | 232 | 78 |
| Lamotrigine | 153 | 48 |
| Lacosamide | 146 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,642 across 136 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
- 2008-07-31
- Last updated
- 2022-10-14
- Certified
- 2022-10-14
Frequently asked questions
- What is Yen-Yi Peng's NPI number?
- Yen-Yi Peng's National Provider Identifier (NPI) is 1891951638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yen-Yi Peng's specialty?
- Yen-Yi Peng is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Yen-Yi Peng located?
- Yen-Yi Peng's practice location on file with NPPES is 500 Damonte Ranch Pkwy Ste 1030, Reno, NV 89521-5968.
- What is Yen-Yi Peng's phone number?
- The practice phone number listed in the NPPES registry for Yen-Yi Peng is (775) 432-6189.
- Does Yen-Yi Peng accept Medicare?
- Yen-Yi Peng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yen-Yi Peng's NPI active?
- Yes — Yen-Yi Peng's NPI (1891951638) is active in the NPPES registry as of the last update on 2022-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.