NPPES file of Aug 9, 2026

James Otto Calder, M.D.

Adolescent Medicine (Internal Medicine) Physician · Cynthiana, KY

James Otto Calder, M.D. is an adolescent medicine (internal medicine) physician with a practice address in Cynthiana, Kentucky, and NPI 1447667332, issued on Jul 13, 2014. Check the license (Kentucky 51433, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1447667332
Name
James Otto Calder
Credential
M.D.
Primary taxonomy
Adolescent Medicine (Internal Medicine) Physician 207RA0000X
License number
51433 KY
Self-reported in NPPES; status is on the state search
Practice location
1210 KY Highway 36 E Ste 2A, Cynthiana, KY 41031
Phone
(859) 298-2650
Enumerated
Jul 13, 2014
Record last updated
Jan 2, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(859) 234-0530
Medicaid ID
7100370170 KY
Medicare enrollment
Enrolled (PECOS I20180830003707); accepts Medicare assignment
Medical or professional school
University Of Kentucky College Of Medicine, 2014
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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3 nearest adolescent medicine (internal medicine) physician records → All 4 in Kentucky → Look up another NPI →

Verify James Otto Calder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 51433    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 Kentucky license search

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74% fewer Medicare Part D claims than the average adolescent medicine (internal medicine) physician in 2024

942 Medicare Part D claims for 340 beneficiaries, against an average of 3,639 among the 177 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 30 claims were for opioids.

  1. James Calder942
  2. Specialty average3,639

Most prescribed

  1. Levofloxacin78 claims
  2. Prednisone51 claims
  3. Furosemide49 claims
  4. Cefdinir48 claims
  5. Atorvastatin Calcium36 claims
  6. Pantoprazole Sodium31 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.

Industry payments in 2024: $14.49

1 payment: food and beverage; the largest payer was Abbvie Inc. The 96 providers of this specialty with any payment received $515.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Calder$14.49
  2. Specialty average$515.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cogent Healthcare OF Kentucky, PscLexington, KY

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

Adolescent Medicine (Internal Medicine) Physician providers in Kentucky

There are 4 adolescent medicine (internal medicine) physician records in Kentucky.

All 4 in Kentucky → Every provider in Cynthiana → Adolescent Medicine (Internal Medicine) Physician nationwide →

The 3 adolescent medicine (internal medicine) physician records with the nearest ZIP codes

  1. Stephen Besson, MDCynthiana, KY 410311750344552
  2. Richard Hall, M.D.Mount Sterling, KY 403531134178353
  3. Jeffrey McGinnis, M.D.Mt Sterling, KY 403531497704621

Common questions

What is James Otto Calder, M.D.'s NPI number?

James Otto Calder, M.D.'s National Provider Identifier (NPI) is 1447667332, issued on Jul 13, 2014. An NPI identifies a provider in billing; it is not a license.

Where is James Otto Calder, M.D. located?

The NPPES record lists a practice address at 1210 KY Highway 36 E Ste 2A, Cynthiana, KY, 41031. Phone: (859) 298-2650. Providers update this record themselves, so call before visiting.

How can I verify James Otto Calder, M.D.'s license?

NPPES lists Kentucky license number 51433, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does James Otto Calder, M.D. prescribe under Medicare Part D?

In 2024, James Otto Calder, M.D. had 942 Medicare Part D claims for 340 beneficiaries; the average among adolescent medicine (internal medicine) physician prescribers was 3,639. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.