Allen Chien, D.D.S.
NPI 1518145598 · Oral and Maxillofacial Surgery (Dentist) · Fresno, CA
Enrolled with Medicare as Practitioner - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allen Chien, D.D.S. is a Oral and Maxillofacial Surgery (Dentist) provider in Fresno, CA (NPI 1518145598).
Provider details
- NPI number
- 1518145598
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 45439 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
15 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 15 | $74 |
Typical Medicare-allowed amounts for these services range $74–$74 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 242 | 212 |
| Ibuprofen | 124 | 112 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 68 | 60 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 43 | 41 |
| Clindamycin Hcl | 27 | 26 |
| Chlorhexidine Gluconate | 19 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,005 across 15 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
- 2008-02-01
- Last updated
- 2010-04-05
Frequently asked questions
- What is Allen Chien's NPI number?
- Allen Chien's National Provider Identifier (NPI) is 1518145598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allen Chien's specialty?
- Allen Chien is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is Allen Chien located?
- Allen Chien's practice location on file with NPPES is 7025 N Maple Ave, Fresno, CA 93720-8006.
- What is Allen Chien's phone number?
- The practice phone number listed in the NPPES registry for Allen Chien is (559) 226-2722.
- Does Allen Chien accept Medicare?
- Allen Chien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allen Chien's NPI active?
- Yes — Allen Chien's NPI (1518145598) is active in the NPPES registry as of the last update on 2010-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.