Dr. Sundaravadivel Loganathan, MD
- Medicare services, 2024
- 888
- Medicare patients, 2024
- 381
- Part D claims, 2024
- 622
- Hospital affiliations
- 3
- Industry payments
- $965
- Practice address
- 789 Central Ave, Dover, NH 03820
- Practice phone
- Call (603) 740-2580
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Loganathan's professional email, personal email and mobile number
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Dr. Sundaravadivel Loganathan is an internist in Dover, New Hampshire
Dr. Loganathan practices at Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham.
Dr. Loganathan's NPI, 1396298022, was assigned on July 29, 2016. Dr. Loganathan holds New Hampshire license 19532.
- NPI
- 1396298022NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880973577
- NPI enumeration date
- July 29, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 740-2580
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sundaravadivel Loganathan practices at Wentworth-Douglass Hospital in Dover, New Hampshire
Dr. Loganathan's primary practice is Wentworth-Douglass Hospital, at 789 Central Ave, Dover, NH 03820 in Strafford County. The practice phone is (603) 740-2580.
- Wentworth-Douglass Hospital789 Central Ave, Dover, NH 03820 · Strafford CountyPhone(603) 740-2580
Source: Dmand AI Affiliation Data
Dr. Sundaravadivel Loganathan is affiliated with 5 sites of care and 2 medical groups
Dr. Loganathan's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dr. Loganathan is also affiliated with York Hospital. The medical group on file is Wentworth-Douglass Hospital. Dmand AI also links Dr. Loganathan to 1 more hospital, 1 hospice, 1 therapy and rehab clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sundaravadivel Loganathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Loganathan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wentworth-Douglass Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Sundaravadivel Loganathan is one of 577 internists in New Hampshire
Internal medicine is Dr. Loganathan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Loganathan's licenses on file in 2 states: New Hampshire and Massachusetts.
Specialties and state licenses
- Internal medicine, New HampshirePrimary
- Massachusetts license
Internists near Dr. Loganathan
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. Sundaravadivel Loganathan billed Medicare for 888 services in 2024
CMS data shows 888 Medicare services from Dr. Loganathan across 5 procedure codes in 2024, for 381 Medicare patients. Medicare paid $75,582 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Loganathan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0262024: 88813%
Dr. Loganathan compared with the New Hampshire median for internists, 2024
- Dr. Loganathan
- New Hampshire median
- Medicare services
- 888vs 4302.1 times
- Medicare patients
- 381vs 23165% above
- Part D claims
- 355vs 17998% above
Medians across 583 internists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Loganathan'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sundaravadivel Loganathan treated 381 Medicare patients in 2024, average age 77
CMS counts 381 Medicare patients who saw Dr. Loganathan in 2024. The largest group is 75 to 84, with 126 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.09, 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. Loganathan's median patient age at 74, with 49% women.
Dr. Loganathan's Medicare patients by age, 2024
Dr. Loganathan's Medicare patients by sex, 2024
- Women17947%
- Men20253%
Chronic conditions among Dr. Loganathan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Anxiety51%
- Mood disorders48%
- Ischemic heart disease47%
- Chronic kidney disease46%
- Depression45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Loganathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sundaravadivel Loganathan wrote 622 Medicare Part D claims in 2024
In 2024, Dr. Loganathan wrote 622 Medicare Part D claims for 202 patients. 90% of them were for generic drugs. CMS names the drug for 355 of them, across 15 drugs with 11 or more claims each, at $15,111 in total drug cost. In 2023, CMS named 313 claims across 15 drugs.
Dr. Loganathan's Part D claims by kind of drug, 2024
- Generic557 claims90%
- Brand-name and other65 claims10%
Dr. Loganathan'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. Loganathan's Part D claims, 2024
- Opioids2%15 of 622 claims
- Antibiotics14%87 of 622 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: 3132024: 35513%
Drugs named by CMS: 15 in 2024, 15 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. Sundaravadivel Loganathan takes part in Medicare
Dr. Loganathan 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. Sundaravadivel Loganathan received $965 in industry payments from 2016 to 2019
CMS Open Payments shows 33 general payments to Dr. Loganathan from 8 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $281.
General payments to Dr. Loganathan by program year, 2016 to 2019
Companies that paid Dr. Loganathan the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Sundaravadivel Loganathan'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 | Dmand AI Affiliation 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Sundaravadivel Loganathan
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. Sundaravadivel Loganathan's NPI number?
Dr. Sundaravadivel Loganathan's NPI number is 1396298022. It was assigned on July 29, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Sundaravadivel Loganathan?
Dr. Sundaravadivel Loganathan is an internist in Dover, New Hampshire. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sundaravadivel Loganathan practice?
Dr. Loganathan practices at 789 Central Ave, Dover, NH 03820. Dr. Loganathan's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dmand AI also links Dr. Loganathan to 1 hospital, 1 hospice, 1 therapy and rehab clinic and 1 medical group.
What is Dr. Sundaravadivel Loganathan's office phone number?
The practice phone on file for Dr. Loganathan is (603) 740-2580.
What is Dr. Sundaravadivel Loganathan's medical license number?
Dr. Loganathan holds New Hampshire license 19532, one of the licenses on file in 2 states.
Which states has Dr. Sundaravadivel Loganathan been licensed in?
Dmand AI has state licenses on file for Dr. Loganathan in New Hampshire and Massachusetts.
Which hospitals is Dr. Sundaravadivel Loganathan affiliated with?
Dr. Loganathan practices at Wentworth-Douglass Hospital in Dover, New Hampshire. Dr. Loganathan is also affiliated with York Hospital. Dmand AI links Dr. Loganathan to 1 more hospital.
What medical group is Dr. Sundaravadivel Loganathan part of?
Dr. Loganathan is linked to Wentworth-Douglass Hospital. Dmand AI links Dr. Loganathan to 1 more medical group.
Does Dr. Sundaravadivel Loganathan accept Medicare?
Yes. CMS data shows Dr. Loganathan billed Medicare for 888 services in 2024, and Dr. Loganathan accepts Medicare assignment.
How many Medicare patients does Dr. Sundaravadivel Loganathan see?
CMS counts 381 Medicare patients who saw Dr. Loganathan in 2024, with an average age of 77.
Show 4 more questionsShow fewer questions
What services does Dr. Sundaravadivel Loganathan bill to Medicare?
In 2024, Dr. Loganathan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99238) and hospital inpatient care (99232).
What drugs does Dr. Sundaravadivel Loganathan prescribe most?
In 2024 Medicare Part D data, Dr. Loganathan's most prescribed drugs by claims were Pantoprazole Sodium, Metoprolol Succinate and Prednisone.
Has Dr. Sundaravadivel Loganathan received payments from drug or device companies?
CMS Open Payments shows $965 in general payments to Dr. Loganathan from 8 companies from 2016 to 2019. The largest total came from Pfizer Inc.
How long has Dr. Sundaravadivel Loganathan been practicing?
Dr. Loganathan graduated from medical school in 2012, 14 years ago.
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