Stella Chen, MD
NPI 1023673894 · Dermatology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stella Chen, MD is a Dermatology Physician provider in Phoenix, AZ (NPI 1023673894).
Provider details
- NPI number
- 1023673894
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 69733 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,065 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 491 | $6 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 229 | $48 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 210 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 152 | $87 |
| Biopsy of Related Skin Growth, First Growth11102 | 134 | $88 |
| Application of Ultraviolet Light to Skin96900 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 89 | 80 |
| Ketoconazole | 74 | 37 |
| Fluorouracil | 37 | 29 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 25 | 19 |
| Dupilumabbrand: Dupixent Pen | 25 | — |
| Methotrexate Sodiumbrand: Methotrexate | 23 | — |
| Minoxidil | 22 | 12 |
Practice location
Mailing address
Additional practice locations (2)
- 1111 E Mcdowell RdPhoenix, AZ 85006-2612Phone: (602) 839-2266
- 50 Staniford StBoston, MA 02114-2517Phone: (617) 726-2914
Registry dates
- Enumerated
- 2019-05-07
- Last updated
- 2023-07-26
- Certified
- 2023-07-26
Frequently asked questions
- What is Stella Chen's NPI number?
- Stella Chen's National Provider Identifier (NPI) is 1023673894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stella Chen's specialty?
- Stella Chen is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Stella Chen located?
- Stella Chen's practice location on file with NPPES is 5777 E Mayo Blvd, Phoenix, AZ 85054-4502.
- What is Stella Chen's phone number?
- The practice phone number listed in the NPPES registry for Stella Chen is (480) 301-8000.
- Does Stella Chen accept Medicare?
- Stella Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stella Chen's NPI active?
- Yes — Stella Chen's NPI (1023673894) is active in the NPPES registry as of the last update on 2023-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.