Justin Welsh, DO
NPI 1861933871 · Internal Medicine Physician · Mesa, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Welsh, DO is a Internal Medicine Physician provider in Mesa, AZ (NPI 1861933871).
Provider details
- NPI number
- 1861933871
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OP61607809 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
782 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 279 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 251 | $88 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 158 | $16 |
| Administration of Influenza Virus VaccineG0008 | 27 | $31 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 24 | $161 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 574 | 186 |
| Levothyroxine Sodium | 379 | 112 |
| Losartan Potassium | 333 | 100 |
| Lisinopril | 330 | 116 |
| Amlodipine Besylate | 288 | 93 |
| Metformin Hcl | 257 | 75 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 2038 Carlton Arms CirBradenton, FL 34208-5067Phone: (308) 520-0641
Registry dates
- Enumerated
- 2017-03-10
- Last updated
- 2025-05-27
- Certified
- 2025-05-27
Frequently asked questions
- What is Justin Welsh's NPI number?
- Justin Welsh's National Provider Identifier (NPI) is 1861933871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Welsh's specialty?
- Justin Welsh is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Welsh located?
- Justin Welsh's practice location on file with NPPES is 5110 E Southern Ave, Mesa, AZ 85206-2791.
- What is Justin Welsh's phone number?
- The practice phone number listed in the NPPES registry for Justin Welsh is (607) 737-4499.
- Does Justin Welsh accept Medicare?
- Justin Welsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Welsh's NPI active?
- Yes — Justin Welsh's NPI (1861933871) is active in the NPPES registry as of the last update on 2025-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.