Arnold Peterson, MD
NPI 1881868867 · Internal Medicine Physician · Trumbull, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnold Peterson, MD is a Internal Medicine Physician provider in Trumbull, CT (NPI 1881868867).
Provider details
- NPI number
- 1881868867
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 049528 (CT)
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,251 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 | 245 | $136 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 216 | $143 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 182 | $99 |
| 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 | 163 | $18 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 88 | $52 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 304 | 109 |
| Rosuvastatin Calcium | 282 | 96 |
| Levothyroxine Sodium | 257 | 77 |
| Amlodipine Besylate | 250 | 94 |
| Pravastatin Sodium | 245 | 73 |
| Metoprolol Succinate | 220 | 71 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-21
- Last updated
- 2015-03-31
Frequently asked questions
- What is Arnold Peterson's NPI number?
- Arnold Peterson's National Provider Identifier (NPI) is 1881868867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Peterson's specialty?
- Arnold Peterson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arnold Peterson located?
- Arnold Peterson's practice location on file with NPPES is 888 White Plains Rd, Trumbull, CT 06611-4552.
- What is Arnold Peterson's phone number?
- The practice phone number listed in the NPPES registry for Arnold Peterson is (203) 459-9666.
- Does Arnold Peterson accept Medicare?
- Arnold Peterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnold Peterson's NPI active?
- Yes — Arnold Peterson's NPI (1881868867) is active in the NPPES registry as of the last update on 2015-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.