Hartmut Doerwaldt, MD
NPI 1265496046 · Family Medicine Physician · New London, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hartmut Doerwaldt, MD is a Family Medicine Physician provider in New London, CT (NPI 1265496046).
Provider details
- NPI number
- 1265496046
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- CT044586 (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
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
631 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 216 | $96 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 91 | $118 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 77 | $40 |
| Automated Urinalysis Test81003 | 62 | $2 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 43 | $60 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 105 | 101 |
| Prednisone | 104 | 99 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 80 | 79 |
| Cephalexin | 66 | 60 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 56 | 53 |
| Azithromycin | 40 | 37 |
| Fluconazole | 30 | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2011-09-15
Frequently asked questions
- What is Hartmut Doerwaldt's NPI number?
- Hartmut Doerwaldt's National Provider Identifier (NPI) is 1265496046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hartmut Doerwaldt's specialty?
- Hartmut Doerwaldt is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hartmut Doerwaldt located?
- Hartmut Doerwaldt's practice location on file with NPPES is 1 Shaws Cv, New London, CT 06320-4902.
- What is Hartmut Doerwaldt's phone number?
- The practice phone number listed in the NPPES registry for Hartmut Doerwaldt is (860) 447-8304.
- Does Hartmut Doerwaldt accept Medicare?
- Hartmut Doerwaldt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hartmut Doerwaldt's NPI active?
- Yes — Hartmut Doerwaldt's NPI (1265496046) is active in the NPPES registry as of the last update on 2011-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.