Richard Singer, MD
NPI 1922009638 · Internal Medicine Physician · Westport, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Singer, MD is a Internal Medicine Physician provider in Westport, CT (NPI 1922009638).
Provider details
- NPI number
- 1922009638
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 033402 (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 tenure28% of score
20 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
1,685 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 | 698 | $139 |
| 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 | 390 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 174 | $141 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 157 | $98 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 133 | $9 |
| Detection Test By Multiplex Amplified Probe Technique for Severe Acute Respiratory Syndrome Coronavirus 2 (sars-Cov-2) (covid-19) and Influenza Virus Types a and B |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 135 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 424 | 135 |
| Atorvastatin Calcium | 336 | 99 |
| Amlodipine Besylate | 318 | 90 |
| Metformin Hcl | 245 | 76 |
| Levothyroxine Sodium | 206 | 60 |
| Metoprolol Succinate | 174 | 49 |
| Prednisone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-03
- Last updated
- 2010-11-12
Frequently asked questions
- What is Richard Singer's NPI number?
- Richard Singer's National Provider Identifier (NPI) is 1922009638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Singer's specialty?
- Richard Singer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Singer located?
- Richard Singer's practice location on file with NPPES is 728 Post Rd E, Westport, CT 06880-5200.
- What is Richard Singer's phone number?
- The practice phone number listed in the NPPES registry for Richard Singer is (203) 291-3800.
- Does Richard Singer accept Medicare?
- Richard Singer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Singer's NPI active?
- Yes — Richard Singer's NPI (1922009638) is active in the NPPES registry as of the last update on 2010-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.