Clifford Berg, MD
NPI 1346560406 · Internal Medicine Physician · Waterbury, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Berg, MD is a Internal Medicine Physician provider in Waterbury, CT (NPI 1346560406).
Provider details
- NPI number
- 1346560406
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 245061 (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
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
319 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 138 | $80 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 65 | $117 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 56 | $176 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 42 | $119 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 | 18 | $212 |
Typical Medicare-allowed amounts for these services range $80–$212 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Additional practice locations (2)
- 22 Bramhall StPortland, ME 04102-3134Phone: (207) 662-4618Fax: (207) 662-6254
- 22 Bramhall StPortland, ME 04102-3134Phone: (207) 662-4618Fax: (207) 662-6254
Registry dates
- Enumerated
- 2010-06-10
- Last updated
- 2021-10-18
- Certified
- 2021-10-18
Frequently asked questions
- What is Clifford Berg's NPI number?
- Clifford Berg's National Provider Identifier (NPI) is 1346560406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Berg's specialty?
- Clifford Berg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Berg located?
- Clifford Berg's practice location on file with NPPES is 56 Franklin St, Waterbury, CT 06706.
- What is Clifford Berg's phone number?
- The practice phone number listed in the NPPES registry for Clifford Berg is (203) 709-6000.
- Does Clifford Berg accept Medicare?
- Clifford Berg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Berg's NPI active?
- Yes — Clifford Berg's NPI (1346560406) is active in the NPPES registry as of the last update on 2021-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.