Patrick Armstrong, M.D.
NPI 1588008775 · Dermatology Physician · Poway, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patrick Armstrong, M.D. is a Dermatology Physician provider in Poway, CA (NPI 1588008775).
Provider details
- NPI number
- 1588008775
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- BP10045786 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 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
2,776 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,241 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 341 | $97 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 297 | $55 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 181 | $137 |
| Destruction of Skin Growth, 1-14 Growths17110 | 158 | $118 |
| Destruction of Precancer Skin Growth, 15 Or More Growths17004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 172 | 120 |
| Clobetasol Propionate | 85 | 45 |
| Ketoconazole | 63 | 29 |
| Mupirocin | 58 | 49 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 53 | 31 |
| Ciclopirox Olaminebrand: Ciclopirox | 36 | 23 |
| Fluorouracil | 34 | 27 |
| Dupilumab |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,356 across 62 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
- 2013-04-18
- Last updated
- 2023-03-24
- Certified
- 2023-03-24
Frequently asked questions
- What is Patrick Armstrong's NPI number?
- Patrick Armstrong's National Provider Identifier (NPI) is 1588008775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patrick Armstrong's specialty?
- Patrick Armstrong is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Patrick Armstrong located?
- Patrick Armstrong's practice location on file with NPPES is 15721 Pomerado Rd Ste 300, Poway, CA 92064-2021.
- What is Patrick Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Patrick Armstrong is (858) 675-3145.
- Does Patrick Armstrong accept Medicare?
- Patrick Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patrick Armstrong's NPI active?
- Yes — Patrick Armstrong's NPI (1588008775) is active in the NPPES registry as of the last update on 2023-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.