Dr. Caleb Everett Nannes, MD
- Medicare services, 2023
- 190
- Part D claims, 2024
- 3,167
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- One Hospital Road, First Fl, Wing 5, PO Box 1477, Oak Bluffs, MA 02557
- Practice phone
- Call (508) 693-0410
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nannes' professional email, personal email and mobile number
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Dr. Caleb Everett Nannes is an internist in Oak Bluffs, Massachusetts
Dr. Nannes practices at Martha's Vineyard Hospital in Oak Bluffs, Massachusetts, part of Mass General Brigham.
Dr. Nannes' NPI, 1275832560, was assigned on March 25, 2011. Dr. Nannes graduated from University of Maryland School of Medicine in 2011. Dr. Nannes holds Massachusetts license 262591.
- NPI
- 1275832560NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375835127
- NPI enumeration date
- March 25, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 693-0410
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Caleb Everett Nannes practices at 2 locations in Oak Bluffs, Massachusetts
Dr. Nannes' primary practice is Martha's Vineyard Hospital, at One Hospital Road, First Fl, Wing 5, PO Box 1477, Oak Bluffs, MA 02557 in Dukes County. The practice phone is (508) 693-0410. Dr. Nannes also practices at Martha's Vineyard Hospital, 1 Hospital Way, Oak Bluffs, MA 02557.
- Martha's Vineyard HospitalPrimaryOne Hospital Road, First Fl, Wing 5, PO Box 1477, Oak Bluffs, MA 02557 · Dukes CountyPhone(508) 693-0410
- Martha's Vineyard Hospital1 Hospital Way, Oak Bluffs, MA 02557 · Dukes CountyPhone(508) 693-0410
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Caleb Everett Nannes is affiliated with 5 sites of care and 1 medical group
Dr. Nannes' primary practice is Martha's Vineyard Hospital in Oak Bluffs, Massachusetts, part of Mass General Brigham. The medical group on file is Martha's Vineyard Hospital. Dmand AI also links Dr. Nannes to 1 more home health agency, 1 hospice, 1 senior living community and 1 skilled nursing facility, each named with a free account. Dr. Nannes' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Caleb Everett Nannes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nannes practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Martha's Vineyard Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Caleb Everett Nannes is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Nannes' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nannes is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Nannes
Counts of internists 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. Caleb Everett Nannes billed Medicare for 190 services in 2023
CMS data shows 190 Medicare services from Dr. Nannes across 6 procedure codes in 2023. Medicare paid $15,791 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nannes' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 4972023: 19062%
Dr. Nannes compared with the Massachusetts median for internists, 2023
- Dr. Nannes
- Massachusetts median
- Medicare services
- 190vs 43156% below
- Part D claims
- 2,608vs 4026.5 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Nannes' most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nannes and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Caleb Everett Nannes' patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Nannes' median patient age at 78, with 54% women.
Dr. Nannes' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Caleb Everett Nannes wrote 3,167 Medicare Part D claims in 2024
In 2024, Dr. Nannes wrote 3,167 Medicare Part D claims for 365 patients. 85% of them were for generic drugs. CMS names the drug for 2,608 of them, across 75 drugs with 11 or more claims each, at $218,875 in total drug cost. In 2023, CMS named 382 claims across 18 drugs.
Dr. Nannes' Part D claims by kind of drug, 2024
- Generic2,686 claims85%
- Brand-name462 claims15%
- Other19 claims1%
Dr. Nannes' 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. Nannes' Part D claims, 2024
- Opioids2%78 of 3,167 claims
- Antibiotics2%69 of 3,167 claims
- Antipsychotics, patients 65 and over1%37 of 3,167 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3822024: 2,608583%
Drugs named by CMS: 75 in 2024, 18 in 2023.
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
How Dr. Caleb Everett Nannes takes part in Medicare
Dr. Nannes accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Caleb Everett Nannes graduated from University of Maryland School of Medicine
Dr. Nannes graduated from University of Maryland School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Caleb Everett Nannes's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Caleb Everett Nannes
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. Caleb Everett Nannes' NPI number?
Dr. Caleb Everett Nannes' NPI number is 1275832560. It was assigned on March 25, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Caleb Everett Nannes?
Dr. Caleb Everett Nannes is an internist in Oak Bluffs, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Caleb Everett Nannes practice?
Dr. Nannes practices at One Hospital Road, First Fl, Wing 5, PO Box 1477, Oak Bluffs, MA 02557. Dr. Nannes also practices at 1 Hospital Way, Oak Bluffs, MA 02557. Dr. Nannes' primary practice is Martha's Vineyard Hospital in Oak Bluffs, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Nannes to 1 home health agency, 1 hospice, 1 senior living community and 1 skilled nursing facility.
What is Dr. Caleb Everett Nannes' office phone number?
The practice phone on file for Dr. Nannes is (508) 693-0410.
What is Dr. Caleb Everett Nannes' medical license number?
Dr. Nannes holds Massachusetts license 262591.
Which hospitals is Dr. Caleb Everett Nannes affiliated with?
Dr. Nannes practices at Martha's Vineyard Hospital in Oak Bluffs, Massachusetts.
What medical group is Dr. Caleb Everett Nannes part of?
Dr. Nannes is linked to Martha's Vineyard Hospital.
Does Dr. Caleb Everett Nannes accept Medicare?
Yes. CMS data shows Dr. Nannes billed Medicare for 190 services in 2023, and Dr. Nannes accepts Medicare assignment.
What services does Dr. Caleb Everett Nannes bill to Medicare?
In 2023, Dr. Nannes' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Where did Dr. Caleb Everett Nannes go to medical school?
Dr. Nannes graduated from University of Maryland School of Medicine in 2011.
What drugs does Dr. Caleb Everett Nannes prescribe most?
In 2024 Medicare Part D data, Dr. Nannes' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Levothyroxine Sodium.
How long has Dr. Caleb Everett Nannes been practicing?
Dr. Nannes graduated from medical school in 2011, 15 years ago.
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