NPPES file of Aug 9, 2026

Hartmut A. Doerwaldt, MD

Family Medicine Physician · New London, CT

Hartmut A. Doerwaldt, MD is a family medicine physician with a practice address in New London, Connecticut, and NPI 1265496046, issued on Apr 17, 2006. Check the license (Connecticut CT044586, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265496046
Name
Hartmut A. Doerwaldt
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
CT044586 CT
Self-reported in NPPES; status is on the state search
Practice location
1 Shaws CV, New London, CT 06320
Phone
(860) 447-8304
Enumerated
Apr 17, 2006
Record last updated
Sep 15, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070609000075); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 1983
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 Shaws CV

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jodi Anderson, LMFTMarriage & Family Therapist1912436361
  2. Marilyn Barnes, FNPFamily Nurse Practitioner1912003369
  3. Gwendolyn Basilica, RDHDental Hygienist1588652697
  4. Mary Blankson, APRNFamily Nurse Practitioner1972587582
  5. Theresa Boothby, MSN, APRN, NP-CFamily Nurse Practitioner1053840389
  6. Maria Callegari, PA-CPhysician Assistant1649057043

Verify Hartmut A. Doerwaldt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license CT044586
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% fewer Medicare Part D claims than the average family medicine physician in 2024

907 Medicare Part D claims for 581 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Hartmut Doerwaldt907
  2. Specialty average3,544

Most prescribed

  1. Doxycycline Hyclate105 claims
  2. Prednisone104 claims
  3. Amoxicillin-Clavulanate Potass80 claims
  4. Cephalexin66 claims
  5. Sulfamethoxazole-Trimethoprim56 claims
  6. Azithromycin40 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 85 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score88.1
  2. Costout of 100 · 30%54.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Hartford Healthcare Urgent Care Centers LLCAvon, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hartmut A. Doerwaldt among 958 family medicine physician records in Connecticut

Hartmut A. Doerwaldt, MD is one of 958 family medicine physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 57% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1983 · median 2009 among the 611 with a school on file
  • Record last updated2011 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 family medicine physician records list a practice address in New London

They are 21 of the 1,218 NPPES records with a practice address in New London, and 958 family medicine physician records in Connecticut.

The 8 family medicine physician records with the nearest ZIP codes

  1. Elizabeth Allard, M.D.New London, CT 063201326155367
  2. Gary Bertman, M.D.New London, CT 063201669568309
  3. Helar Campos, MDNew London, CT 063201558437269
  4. Bernard Ferguson, M.D.New London, CT 063201558335604
  5. Leticia Filip, M.D.New London, CT 063201467482653
  6. Peter Gates, M.D.New London, CT 063201154416782
  7. Steven Johnson, MDNew London, CT 063201902801434
  8. John Monroe, MDNew London, CT 063201508863226

Common questions

What is Hartmut A. Doerwaldt, MD's NPI number?

Hartmut A. Doerwaldt, MD's National Provider Identifier (NPI) is 1265496046, issued on Apr 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hartmut A. Doerwaldt, MD located?

The NPPES record lists a practice address at 1 Shaws CV, New London, CT, 06320. Phone: (860) 447-8304. Providers update this record themselves, so call before visiting.

How can I verify Hartmut A. Doerwaldt, MD's license?

NPPES lists Connecticut license number CT044586, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Hartmut A. Doerwaldt, MD prescribe under Medicare Part D?

In 2024, Hartmut A. Doerwaldt, MD had 907 Medicare Part D claims for 581 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Hartmut A. Doerwaldt, MD's MIPS final score?

The 2023 MIPS final score is 85 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.