Dr. Michael S. Calderwood, MD, MPH

  • Lebanon, NH
  • Infectious disease specialist
NPI1982756664PAC ID2769553791
Medicare services, 2024
146
Medicare patients, 2024
113
Part D claims, 2024
203
Publications
45
MIPS score, 2024
80
Practice address
1 Medical Center Drive, Lebanon, NH 03756
Practice phone
Call (603) 650-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Dartmouth Hitchcock Medical Center

Hospital · Lebanon, New Hampshire

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Dr. Michael S. Calderwood is an infectious disease specialist in Lebanon, New Hampshire

Dr. Calderwood practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health.

Dr. Calderwood's NPI, 1982756664, was assigned on January 16, 2007. Dr. Calderwood graduated from University of Chicago, Pritzker School of Medicine in 2005. Dr. Calderwood holds New Hampshire license 17491.

NPI and contact details
Medicare PAC ID
2769553791
NPI enumeration date
January 16, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(603) 650-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael S. Calderwood practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire

Dr. Calderwood's primary practice is Dartmouth Hitchcock Medical Center, at 1 Medical Center Drive, Lebanon, NH 03756 in Grafton County. The practice phone is (603) 650-5000.

Source: Dmand AI Affiliation Data

Dr. Michael S. Calderwood is affiliated with 1 site of care and 2 medical groups

Dr. Calderwood's primary practice is Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health. The medical group on file is Dartmouth Hitchcock Clinics Manchester. Dmand AI also links Dr. Calderwood to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. Calderwood

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael S. Calderwood's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Calderwood practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dartmouth Hitchcock Medical CenterAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael S. Calderwood is one of 41 infectious disease specialists in New Hampshire

Infectious disease is Dr. Calderwood's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Calderwood is licensed in New Hampshire.

Specialties and state licenses

  • Infectious disease, New HampshirePrimaryLicense 17491 · taxonomy 207RI0200X

Infectious disease specialists near Dr. Calderwood

Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Michael S. Calderwood billed Medicare for 146 services in 2024

CMS data shows 146 Medicare services from Dr. Calderwood across 4 procedure codes in 2024, for 113 Medicare patients. Medicare paid $12,706 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024146
Medicare patients113
Paid by Medicare$12,706
Procedure codes4

Dr. Calderwood compared with the New Hampshire median for infectious disease specialists, 2024

  • Dr. Calderwood
  • New Hampshire median
Medicare services
146vs 19124% below
Medicare patients
113vs 1249% below
Part D claims
129vs 16622% below

Medians across 42 infectious disease specialists in New Hampshire with Dmand AI profiles that report each measure.

Dr. Calderwood's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Calderwood

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael S. Calderwood treated 113 Medicare patients in 2024, average age 70

CMS counts 113 Medicare patients who saw Dr. Calderwood in 2024. The largest group is 65 to 74, with 52 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.50, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Calderwood's median patient age at 61, with 40% women.

Medicare patients, 2024113
Average age70
Average risk score2.50
Also on Medicaid27%

Dr. Calderwood's Medicare patients by age, 2024

Dr. Calderwood's Medicare patients by sex, 2024

  • Women5347%
  • Men6053%

Chronic conditions among Dr. Calderwood's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol67%
  3. Arthritis56%
  4. Mood disorders50%
  5. Anxiety49%
  6. Diabetes49%
  7. Depression46%
  8. Ischemic heart disease42%

Share of Medicare patients with each condition. A patient can have several.

Dr. Calderwood's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women40%
  • Men59%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Michael S. Calderwood wrote 203 Medicare Part D claims in 2024

In 2024, Dr. Calderwood wrote 203 Medicare Part D claims for 43 patients. 97% of them were for generic drugs. CMS names the drug for 129 of them, across 6 drugs with 11 or more claims each, at $4,675 in total drug cost.

Part D claims, 2024203
Drugs named by CMS6
Total drug cost$4,675
Part D patients43

Dr. Calderwood's Part D claims by kind of drug, 2024

  • Generic196 claims97%
  • Brand-name and other7 claims3%

Dr. Calderwood's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Calderwood's Part D claims, 2024

  • Antibiotics78%159 of 203 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dr. Calderwood

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Michael S. Calderwood scored 80 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Calderwood for performance year 2024, reported through an alternative payment model (APM). Dr. Calderwood accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Calderwood as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Calderwood's MIPS scores, performance year 2024

  • 80of 100Final score
  • 53.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Michael S. Calderwood has 45 publications on record

Dmand AI links 45 papers to Dr. Calderwood, published from 2011 to 2023. 2023 was the busiest year, with 9. The most frequent topics are Anti-Bacterial Agents, Hospitals and Cross Infection. Dr. Calderwood has published most often in Infect Control Hosp Epidemiol. Dr. Calderwood's most frequent co-authors are Justin J. Kim, MD, Edward J. Septimus, MD and Robert Alan Weinstein, MD.

Papers45
Years published2011 to 2023

Dr. Calderwood's papers by year, 2014 to 2023

Topics Dr. Calderwood writes about most

  • Anti-Bacterial Agents
  • Hospitals
  • Cross Infection
  • Antimicrobial Stewardship
  • Surgical Wound Infection
  • Catheter-Related Infections
  • Delivery of Health Care
  • Sepsis

Dr. Calderwood's most frequent co-authors

Recent publications by Dr. Calderwood

See all 45 publications and co-authors

See who Dr. Calderwood researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Calderwood works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Michael S. Calderwood graduated from University of Chicago, Pritzker School of Medicine

Dr. Calderwood graduated from University of Chicago, Pritzker School of Medicine in 2005.

  1. Medical schoolUniversity of Chicago, Pritzker School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael S. Calderwood's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael S. Calderwood

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Michael S. Calderwood's NPI number?

Dr. Michael S. Calderwood's NPI number is 1982756664. It was assigned on January 16, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael S. Calderwood?

Dr. Michael S. Calderwood is an infectious disease specialist in Lebanon, New Hampshire. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Michael S. Calderwood practice?

Dr. Calderwood practices at 1 Medical Center Drive, Lebanon, NH 03756. Dr. Calderwood's primary practice is Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health. Dmand AI also links Dr. Calderwood to 1 medical group.

What is Dr. Michael S. Calderwood's office phone number?

The practice phone on file for Dr. Calderwood is (603) 650-5000.

What is Dr. Michael S. Calderwood's medical license number?

Dr. Calderwood holds New Hampshire license 17491.

Which hospitals is Dr. Michael S. Calderwood affiliated with?

Dr. Calderwood practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire.

What medical group is Dr. Michael S. Calderwood part of?

Dr. Calderwood is linked to Dartmouth Hitchcock Clinics Manchester. Dmand AI links Dr. Calderwood to 1 more medical group.

Does Dr. Michael S. Calderwood accept Medicare?

Yes. CMS data shows Dr. Calderwood billed Medicare for 146 services in 2024, and Dr. Calderwood accepts Medicare assignment.

Does Dr. Michael S. Calderwood offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Calderwood as offering telehealth services.

What is Dr. Michael S. Calderwood's MIPS score?

Dr. Calderwood's MIPS final score for performance year 2024 is 80 out of 100, reported through an alternative payment model (APM).

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Michael S. Calderwood see?

CMS counts 113 Medicare patients who saw Dr. Calderwood in 2024, with an average age of 70.

What services does Dr. Michael S. Calderwood bill to Medicare?

In 2024, Dr. Calderwood's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99214) and hospital inpatient care (99223).

Where did Dr. Michael S. Calderwood go to medical school?

Dr. Calderwood graduated from University of Chicago, Pritzker School of Medicine in 2005.

What drugs does Dr. Michael S. Calderwood prescribe most?

In 2024 Medicare Part D data, Dr. Calderwood's most prescribed drugs by claims were Amoxicillin, Cefadroxil and Cephalexin.

How long has Dr. Michael S. Calderwood been practicing?

Dr. Calderwood graduated from medical school in 2005, 21 years ago.

Does Dr. Michael S. Calderwood do research?

Dmand AI links 45 publications to Dr. Calderwood, published from 2011 to 2023.

Who does Dr. Michael S. Calderwood publish with?

Dr. Calderwood's most frequent co-authors are Justin J. Kim, MD (5 shared papers), Edward J. Septimus, MD (5 shared papers) and Robert Alan Weinstein, MD (5 shared papers).

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