NPPES file of Aug 9, 2026

Joseph T. Santoso, MD

Gynecologic Oncology Physician · Memphis, TN

Joseph T. Santoso, MD is a gynecologic oncology physician with a practice address in Memphis, Tennessee, and NPI 1720010648, issued on Jul 7, 2006. Check the license (Tennessee 34845, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720010648
Name
Joseph T. Santoso
Credential
MD
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License numbers
34845 TN
18309 MS
Self-reported in NPPES; status is on the state search
Practice location
80 Humphreys Center Dr Ste 202, Memphis, TN 38120
Phone
(901) 226-4280
Enumerated
Jul 7, 2006
Record last updated
Dec 3, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(901) 226-4282
Medicare enrollment
Enrolled (PECOS I20040325001331); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 1989
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 80 Humphreys Center Dr Ste 202

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

  1. Ahmad Azari, MDObstetrics & Gynecology Physician1164445276
  2. Andrew Bell, MS - CGCGenetic Counselor (M.S.)1619498938
  3. David Engle, MDGynecologic Oncology Physician1487611760
  4. Kristy Fayne, APNFamily Nurse Practitioner1174049530
  5. Nnamdi Gwacham, DOGynecologic Oncology Physician1346604253
  6. Jade Simon, FNP-BCFamily Nurse Practitioner1023470465

Verify Joseph T. Santoso 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 34845
    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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2.6 times the Medicare Part D claims of the average gynecologic oncology physician in 2024

505 Medicare Part D claims for 150 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 27 claims were for opioids.

  1. Joseph Santoso505
  2. Specialty average195

Most prescribed

  1. Fluconazole44 claims
  2. Estradiol33 claims
  3. Sulfamethoxazole-Trimethoprim30 claims
  4. Metronidazole28 claims
  5. Clobetasol Propionate27 claims
  6. Eliquis27 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.5
  2. Costout of 100 · 30%66.2
  3. Promoting interoperabilityout of 100 · 25%82.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $266.15

12 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 1,199 providers of this specialty with any payment received $6,387.20 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Santoso$266.15
  2. Specialty average$6,387.20

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. Baptist Memorial Medical Group, Inc.Southaven, MS

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

Gynecologic Oncology Physician providers in Tennessee

There are 46 gynecologic oncology physician records in Tennessee.

Other gynecologic oncology physician records in Tennessee

  1. Ronald Alvarez, MDNashville, TN1689623167
  2. Jason Barnett, MDNashville, TN1477511830
  3. Jonathan Boone, M.D.Knoxville, TN1235457151
  4. Alaina Brown, M.D.Nashville, TN1891960779
  5. Donald Chamberlain, M.D.Chattanooga, TN1760432363
  6. Kenneth Cofer, MDKnoxville, TN1497759773
  7. Randi Connor, M.D.Chattanooga, TN1073801965
  8. Marta Crispens, MDNashville, TN1578650685
  9. Chelsea DavisMemphis, TN1881471340
  10. Stephen Depasquale, M.D.Chattanooga, TN1801848320

Common questions

What is Joseph T. Santoso, MD's NPI number?

Joseph T. Santoso, MD's National Provider Identifier (NPI) is 1720010648, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph T. Santoso, MD located?

The NPPES record lists a practice address at 80 Humphreys Center Dr Ste 202, Memphis, TN, 38120. Phone: (901) 226-4280. Providers update this record themselves, so call before visiting.

How can I verify Joseph T. Santoso, MD's license?

NPPES lists Tennessee license number 34845, 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 Joseph T. Santoso, MD prescribe under Medicare Part D?

In 2024, Joseph T. Santoso, MD had 505 Medicare Part D claims for 150 beneficiaries; the average among gynecologic oncology physician prescribers was 195. Part D covers Medicare prescriptions only.

What is Joseph T. Santoso, MD's MIPS final score?

The 2023 MIPS final score is 76.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.