Scott Calder, D.O.
NPI 1851773923 · Emergency Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Scott Calder, D.O. is a Emergency Medicine Physician provider in Phoenix, AZ (NPI 1851773923).
Provider details
- NPI number
- 1851773923
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
815 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 498 | $177 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 243 | $123 |
| Critical Care, First 30-74 Minutes99291 | 42 | $216 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 32 | $72 |
Typical Medicare-allowed amounts for these services range $72–$216 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 28 | 28 |
| Ondansetronbrand: Ondansetron Odt | 27 | 27 |
| Ibuprofen | 19 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 12 | 12 |
| Dicyclomine Hcl | 12 | 12 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 11 | 11 |
| Oxycodone Hcl | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 3635 Vista AveDesloge Towers, 1st Floor, Emergency Medicine DivisionSaint Louis, MO 63110-2539Phone: (314) 577-8780
Registry dates
- Enumerated
- 2015-06-24
- Last updated
- 2023-12-27
- Certified
- 2023-12-27
Frequently asked questions
- What is Scott Calder's NPI number?
- Scott Calder's National Provider Identifier (NPI) is 1851773923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Scott Calder's specialty?
- Scott Calder is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Scott Calder located?
- Scott Calder's practice location on file with NPPES is 5777 E Mayo Blvd, Phoenix, AZ 85054-4502.
- What is Scott Calder's phone number?
- The practice phone number listed in the NPPES registry for Scott Calder is (480) 515-6296.
- Does Scott Calder accept Medicare?
- Scott Calder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Scott Calder's NPI active?
- Yes — Scott Calder's NPI (1851773923) is active in the NPPES registry as of the last update on 2023-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.