NPPES file of Aug 9, 2026

Harry Keith Johnson, M.D.

Nephrology Physician · Nashville, TN

Harry Keith Johnson, M.D. is a nephrology physician with a practice address in Nashville, Tennessee, and NPI 1104808641, issued on Nov 18, 2005. Check the license (Tennessee 7208, as entered in NPPES) on the Tennessee Board of Medical Examiners; 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
1104808641
Name
Harry Keith Johnson
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
7208 TN
Self-reported in NPPES; status is on the state search
Practice location
1633 Church St, Nashville, TN 37203
Phone
(615) 329-1495
Enumerated
Nov 18, 2005
Record last updated
Jul 25, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(615) 329-4450
Medicaid ID
64627250 TN
Medicare enrollment
Enrolled (PECOS I20060118000027); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1963
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 1633 Church St

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

  1. Douglas Johnson, M.D.Internal Medicine Physician1023233228
  2. Fanny Whelan, MS, RD, LDNRegistered Dietitian1760828826
  3. Patricia Williams, RDRenal Nutrition Registered Dietitian1912126111
  4. Christina Ynares, M.D.Nephrology Physician1407838931

Verify Harry Keith Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 7208
    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 Tennessee 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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77% fewer Medicare Part D claims than the average nephrology physician in 2024

338 Medicare Part D claims for 14 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Harry Johnson338
  2. Specialty average1,465

Most prescribed

  1. Prednisone29 claims
  2. Nifedipine Er28 claims
  3. Tamsulosin Hcl24 claims
  4. Sulfamethoxazole-Trimethoprim23 claims
  5. Pantoprazole Sodium21 claims
  6. Furosemide20 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: $19.76

1 payment: education; the largest payer was Opko Pharmaceuticals, LLC. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harry Johnson$19.76
  2. Specialty average$3,091.37

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. Dialysis Clinic IncNashville, TN

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

Harry Keith Johnson among 266 nephrology physician records in Tennessee

Harry Keith Johnson, M.D. is one of 266 nephrology physician records with a practice address in Tennessee. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 77% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1963 · median 2002 among the 186 with a school on file
  • Record last updated2017 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Tennessee

There are 266 nephrology physician records in Tennessee.

The 8 nephrology physician records with the nearest ZIP codes

  1. Vinita Anand, M.D.Nashville, TN 372031801888060
  2. Abigail Bradner, MDNashville, TN 372031750840146
  3. Praveen Dandamudi, M.D.Nashville, TN 372031386820413
  4. B. Dunn, M.D.Nashville, TN 372031154313708
  5. Harry JacobsonNashville, TN 372031356747596
  6. Nikhil Parikh, M.D.Nashville, TN 372031447487152
  7. Robert Taylor, M.D.Nashville, TN 372031396737938
  8. Christina Ynares, M.D.Nashville, TN 372031407838931

Common questions

What is Harry Keith Johnson, M.D.'s NPI number?

Harry Keith Johnson, M.D.'s National Provider Identifier (NPI) is 1104808641, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Harry Keith Johnson, M.D. located?

The NPPES record lists a practice address at 1633 Church St, Nashville, TN, 37203. Phone: (615) 329-1495. Providers update this record themselves, so call before visiting.

How can I verify Harry Keith Johnson, M.D.'s license?

NPPES lists Tennessee license number 7208, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Harry Keith Johnson, M.D. prescribe under Medicare Part D?

In 2024, Harry Keith Johnson, M.D. had 338 Medicare Part D claims for 14 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.

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.