NPPES file of Aug 9, 2026

Alan Tan, M.D.

Hematology & Oncology Physician · Nashville, TN

Alan Tan, M.D. is a hematology & oncology physician with a practice address in Nashville, Tennessee, and NPI 1609071349, issued on Jun 20, 2007. Check the license (Tennessee 70201, 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
1609071349
Name
Alan Tan
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
70201 TN
01071270A IN
Self-reported in NPPES; status is on the state search
Practice location
3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone
(615) 322-5000
Enumerated
Jun 20, 2007
Record last updated
Apr 22, 2024
Medicare enrollment
Enrolled (PECOS I20240216000329); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest hematology & oncology physician records → All 273 in Tennessee → Look up another NPI →

Also registered at 3601 The Vanderbilt Clinic

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

  1. Kristie AamodtPediatric Endocrinology Physician1780115931
  2. Hibo Abdi, APRNGerontology Nurse Practitioner1336761758
  3. Hodan Abdi, NPFamily Nurse Practitioner1710383922
  4. Cecilia Abello, PA-CPhysician Assistant1760336101
  5. Ahad Abid, MDInternal Medicine Physician1316500176
  6. Yara Aboshady, MDObstetrics & Gynecology Physician1558998971

Verify Alan Tan 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 70201    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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66% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

296 Medicare Part D claims for 54 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.

  1. Alan Tan296
  2. Specialty average877

Most prescribed

  1. Orgovyx84 claims
  2. Nubeqa52 claims
  3. Prednisone42 claims
  4. Abiraterone Acetate32 claims
  5. Xtandi15 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: $175,238.74

133 payments; by number, the most common kind was travel and lodging; the largest payer was E.R. Squibb & Sons, L.L.C. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alan Tan$175,239
  2. Specialty average$7,481

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. Vanderbilt Health Clinicians, LLCNashville, TN

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

Alan Tan among 273 hematology & oncology physician records in Tennessee

Alan Tan, M.D. is one of 273 hematology & oncology physician records with a practice address in Tennessee. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.

  • NPI issued2007 · 47% of these records are older, 41% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2006 · median 2004 among the 223 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Tennessee

There are 273 hematology & oncology physician records in Tennessee.

All 273 in Tennessee → Every provider in Nashville → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Kristin Ancell, MDNashville, TN 372321437206232
  2. Margaret Coplin, M.D.Nashville, TN 372321093743551
  3. Brian Engelhardt, MDNashville, TN 372321245267723
  4. Edward Fox, M.D.Nashville, TN 372321679546121
  5. Jill Gilbert, MDNashville, TN 372321437186418
  6. Madan Jagasia, MDNashville, TN 372321043394166
  7. Colleen Morton, MDNashville, TN 372321770557159
  8. Michael Neuss, M.D.Nashville, TN 372321174517593

Common questions

What is Alan Tan, M.D.'s NPI number?

Alan Tan, M.D.'s National Provider Identifier (NPI) is 1609071349, issued on Jun 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Alan Tan, M.D. located?

The NPPES record lists a practice address at 3601 The Vanderbilt Clinic, Nashville, TN, 37232. Phone: (615) 322-5000. Providers update this record themselves, so call before visiting.

How can I verify Alan Tan, M.D.'s license?

NPPES lists Tennessee license number 70201, 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 Alan Tan, M.D. prescribe under Medicare Part D?

In 2024, Alan Tan, M.D. had 296 Medicare Part D claims for 54 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.