Chun Chu, M.D.
NPI 1619401551 · Internal Medicine Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Neuropsychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chun Chu, M.D. is a Internal Medicine Physician provider in Allentown, PA (NPI 1619401551).
Provider details
- NPI number
- 1619401551
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MT212638 (PA)
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
9 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
521 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 | 204 | $118 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 149 | $168 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 62 | $204 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $84 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 39 | $154 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 350 | 95 |
| Donepezil Hcl | 299 | 90 |
| Levetiracetam | 223 | 50 |
| Memantine Hcl | 176 | 53 |
| Tizanidine Hcl | 133 | 40 |
| Lamotrigine | 123 | 29 |
| Atorvastatin Calcium | 117 | 35 |
| Topiramate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,794 across 8 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
- 2017-04-18
- Last updated
- 2017-04-18
Frequently asked questions
- What is Chun Chu's NPI number?
- Chun Chu's National Provider Identifier (NPI) is 1619401551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chun Chu's specialty?
- Chun Chu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chun Chu located?
- Chun Chu's practice location on file with NPPES is 1200 S Cedar Crest Blvd, Allentown, PA 18103-6202.
- What is Chun Chu's phone number?
- The practice phone number listed in the NPPES registry for Chun Chu is (484) 862-3159.
- Does Chun Chu accept Medicare?
- Chun Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chun Chu's NPI active?
- Yes — Chun Chu's NPI (1619401551) is active in the NPPES registry as of the last update on 2017-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.