Donald Sonn, M.D.
NPI 1821078296 · Urology Physician · Springfield, MA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Sonn, M.D. is a Urology Physician provider in Springfield, MA (NPI 1821078296).
Provider details
- NPI number
- 1821078296
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 075900 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
6,677 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) |
|---|---|---|
| Detection Test By Nucleic Acid for Organism, Amplified Probe Technique87798 | 1,079 | $34 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 863 | $136 |
| Automated Urinalysis Test81003 | 668 | $2 |
| Detection Test for Candida Species (yeast), Amplified Probe Technique87481 | 415 | $34 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 395 | $12 |
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 395 | $3 |
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 |
|---|---|---|
| Tamsulosin Hcl | 344 | 155 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 83 | 34 |
| Finasteride | 74 | 35 |
| Vibegronbrand: Gemtesa | 64 | 23 |
| Tramadol Hcl | 63 | 61 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 37 | 25 |
| Mirabegronbrand: Myrbetriq |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$792 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
- 2006-01-20
- Last updated
- 2025-08-18
- Certified
- 2025-08-18
Frequently asked questions
- What is Donald Sonn's NPI number?
- Donald Sonn's National Provider Identifier (NPI) is 1821078296, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Sonn's specialty?
- Donald Sonn is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Sonn located?
- Donald Sonn's practice location on file with NPPES is 3640 Main St, Springfield, MA 01107-1145.
- What is Donald Sonn's phone number?
- The practice phone number listed in the NPPES registry for Donald Sonn is (413) 785-5321.
- Does Donald Sonn accept Medicare?
- Donald Sonn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Sonn's NPI active?
- Yes — Donald Sonn's NPI (1821078296) is active in the NPPES registry as of the last update on 2025-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.