Dr. John Pocholo Whitaker Tuason, MD

  • Saint Louis, MO
  • Internist
NPI1891347498PAC ID2769863711
Medicare services, 2024
368
Medicare patients, 2024
376
Part D claims, 2021
12
Hospital affiliations
3
Medical groups
5
Practice address
10010 Kennerly Road, Saint Louis, MO 63128
Practice phone
Call (314) 525-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Hospital South

Hospital · Saint Louis, Missouri

See all 8 affiliations

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Dr. John Pocholo Whitaker Tuason is an internist in Saint Louis, Missouri

Dr. Tuason practices at Mercy Hospital South in Saint Louis, Missouri, part of Mercy.

Dr. Tuason's NPI, 1891347498, was assigned on July 13, 2019. Dr. Tuason holds Missouri license 2022026431.

NPI and contact details
Medicare PAC ID
2769863711
NPI enumeration date
July 13, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(314) 525-1000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. John Pocholo Whitaker Tuason practices at Mercy Hospital South in Saint Louis, Missouri

Dr. Tuason's primary practice is Mercy Hospital South, at 10010 Kennerly Road, Saint Louis, MO 63128 in St. Louis County. The practice phone is (314) 525-1000.

  • Mercy Hospital South
    10010 Kennerly Road, Saint Louis, MO 63128 · St. Louis CountyPhone(314) 525-1000

Source: Dmand AI Affiliation Data

Dr. John Pocholo Whitaker Tuason is affiliated with 3 sites of care and 5 medical groups

Dr. Tuason's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dr. Tuason is also affiliated with Mercy Hospital Jefferson. The medical group on file is Mercy Clinic South Hospitalists. Dmand AI also links Dr. Tuason to 1 more hospital and 4 medical groups, each named with a free account.

See all 8 affiliations for Dr. Tuason

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. John Pocholo Whitaker Tuason's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tuason practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Hospital SouthAvailable with a free account
+2 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. John Pocholo Whitaker Tuason is one of 2,114 internists in Missouri

Internal medicine is Dr. Tuason's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Tuason's licenses on file in 2 states: Missouri and Illinois.

Specialties and state licenses

  • Internal medicine, MissouriPrimaryLicense 2022026431 · taxonomy 207R00000X
  • Student in an organized health care education/training program, IllinoisLicense 125.074182 · taxonomy 390200000X

Internists near Dr. Tuason

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. John Pocholo Whitaker Tuason billed Medicare for 368 services in 2024

CMS data shows 368 Medicare services from Dr. Tuason across 2 procedure codes in 2024, for 376 Medicare patients. Medicare paid $44,005 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024368
Medicare patients376
Paid by Medicare$44,005
Procedure codes2

Dr. Tuason's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 4152024: 36811%

Dr. Tuason compared with the Missouri median for internists, 2024

  • Dr. Tuason
  • Missouri median
Medicare services
368vs 53031% below
Medicare patients
376vs 21178% above
Part D claims
12vs 32596% below

Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.

Dr. Tuason'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.

See all procedures by Dr. Tuason

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. John Pocholo Whitaker Tuason treated 376 Medicare patients in 2024, average age 76

CMS counts 376 Medicare patients who saw Dr. Tuason in 2024. The largest group is 75 to 84, with 119 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.33, 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. Tuason's median patient age at 73, with 52% women.

Medicare patients, 2024376
Average age76
Average risk score2.33
Also on Medicaid22%

Dr. Tuason's Medicare patients by age, 2024

Dr. Tuason's Medicare patients by sex, 2024

  • Women20153%
  • Men17547%

Chronic conditions among Dr. Tuason's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis65%
  4. Ischemic heart disease60%
  5. Mood disorders55%
  6. Chronic kidney disease54%
  7. Depression52%
  8. Heart failure51%

Share of Medicare patients with each condition. A patient can have several.

Dr. Tuason's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women52%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. John Pocholo Whitaker Tuason wrote 12 Medicare Part D claims in 2021

In 2021, Dr. Tuason wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $45 in total drug cost.

Part D claims, 202112
Drugs named by CMS1
Total drug cost$45

Dr. Tuason's most prescribed drugs by claims, 2021

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Dr. Tuason

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

How Dr. John Pocholo Whitaker Tuason takes part in Medicare

Dr. Tuason 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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Sources for Dr. John Pocholo Whitaker Tuason's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. John Pocholo Whitaker Tuason

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. John Pocholo Whitaker Tuason's NPI number?

Dr. John Pocholo Whitaker Tuason's NPI number is 1891347498. It was assigned on July 13, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. John Pocholo Whitaker Tuason?

Dr. John Pocholo Whitaker Tuason is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. John Pocholo Whitaker Tuason practice?

Dr. Tuason practices at 10010 Kennerly Road, Saint Louis, MO 63128. Dr. Tuason's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dmand AI also links Dr. Tuason to 1 hospital and 4 medical groups.

What is Dr. John Pocholo Whitaker Tuason's office phone number?

The practice phone on file for Dr. Tuason is (314) 525-1000.

What is Dr. John Pocholo Whitaker Tuason's medical license number?

Dr. Tuason holds Missouri license 2022026431, one of the licenses on file in 2 states.

Which states has Dr. John Pocholo Whitaker Tuason been licensed in?

Dmand AI has state licenses on file for Dr. Tuason in Missouri and Illinois.

Which hospitals is Dr. John Pocholo Whitaker Tuason affiliated with?

Dr. Tuason practices at Mercy Hospital South in Saint Louis, Missouri. Dr. Tuason is also affiliated with Mercy Hospital Jefferson. Dmand AI links Dr. Tuason to 1 more hospital.

What medical group is Dr. John Pocholo Whitaker Tuason part of?

Dr. Tuason is linked to Mercy Clinic South Hospitalists. Dmand AI links Dr. Tuason to 4 more medical groups.

Does Dr. John Pocholo Whitaker Tuason accept Medicare?

Yes. CMS data shows Dr. Tuason billed Medicare for 368 services in 2024, and Dr. Tuason accepts Medicare assignment.

How many Medicare patients does Dr. John Pocholo Whitaker Tuason see?

CMS counts 376 Medicare patients who saw Dr. Tuason in 2024, with an average age of 76.

Show 3 more questionsShow fewer questions

What services does Dr. John Pocholo Whitaker Tuason bill to Medicare?

In 2024, Dr. Tuason's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).

What drugs does Dr. John Pocholo Whitaker Tuason prescribe most?

In 2021 Medicare Part D data, Dr. Tuason's most prescribed drugs by claims were Furosemide.

How long has Dr. John Pocholo Whitaker Tuason been practicing?

Dr. Tuason graduated from medical school in 2015, 11 years ago.

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