QASIM A BUTT (M.D.) – Hospitalist Physician, NPI 1598966715

QASIM A BUTT (M.D.) is a healthcare provider. based in Saint louis, Missouri. specializing in INTERNAL MEDICINE, NEPHROLOGY, INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 0446074 (KS). The NPI Number for QASIM A BUTT (M.D.) is 1598966715

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
QASIM A BUTT (M.D.)
NPI
1598966715
Phone
(210) 212-8622
Address
PO BOX 504152
Enumeration Date
29 May 2007
Last Update Date
6 October 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2103584000
Graduation Year
2005 (21 years ago)
PAC ID
9234299249
Group Practice PAC ID
0042128548
Professional Enrollment ID
I20100901000381
Address ID
TX782294402SA4502XDRXX300
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience98
Completeness85
Years active:19State licenses:8Digital endpointsOther names

13,290 INTERNAL MEDICINE in TX

Provider Addresses for QASIM A BUTT (M.D.)

  • PO BOX 504152

    SAINT LOUIS, MO 631504152

    Phone: (210) 212-8622

    Fax: (210) 212-9197

    Type: Mailing

  • 215 N SAN SABA STE 201

    SAN ANTONIO, TX 782073120

    Phone: (210) 547-3430

    Fax: (210) 229-0606

    Type: Location

  • 5575 DTC PKWY

    STE 225

    GREENWOOD VILLAGE, CO 801113073

    Phone: (303) 390-1926

    Fax: (866) 368-6349

    Type: Mailing

  • 105 W 8TH AVE STE 1000

    SPOKANE, WA 992042327

    Phone: (509) 474-4500

    Fax: (509) 227-7070

    Type: Location

  • 7703 FLOYD CURL DR

    SAN ANTONIO, TX 782293901

    Phone: (210) 361-6448

    Type: Mailing

  • 7703 FLOYD CURL DR # 7882

    SAN ANTONIO, TX 782293901

    Phone: (210) 567-4700

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $5,096.

Total Amount is formed as General ($5,096) + Research ($0) + Ownership ($0) = $5,096.

Last reported payment date: 2024-11-19 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($5,096).

Total Amount

$5,096

General + Research + Ownership

Payments

2

Total payment records

General Amount

$5,096

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-19

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2026-02-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 10 Medicare enrollment records; no due dates published yet.

Enrollment records

10

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100901000381INephrologyTXTBD
I20220606000572INephrologyKSTBD
I20221116003426INephrologyVITBD
I20230131001796INephrologyARTBD
I20250227001354INephrologyNMTBD
I20250227003650INephrologyFLTBD
I20250228000239INephrologyVATBD
I20250317002837IInternal MedicineOHTBD
I20250412000371IInternal MedicineALTBD
I20260213002032INephrologyNCTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes16488$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes9438$0
G0407Follow-up inpatient consultation, intermediate, physicians typically spend 25 minutes communicating with the patient via telehealth5621$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes3821$0
90935Hemodialysis procedure with physician evaluation2916$0
View full utilization report →

Insurance plans in this area (ZIP 63150)

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Provider's Procedures

QASIM A BUTT (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
NEPHROLOGYTX90935Hemodialysis procedure with one physician evaluation5738
NEPHROLOGYTX90961Dialysis services (2-3 physician visits per month), patient 20 years of age and older3417

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0042128548View full group profile

Reviews

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Frequently asked questions

Is QASIM A BUTT (M.D.) listed with a National Provider Identifier?
Yes — QASIM A BUTT (M.D.) has NPI 1598966715 on file in the registry.
Active or inactive — what applies to QASIM A BUTT (M.D.)?
You should see QASIM A BUTT (M.D.) as active in CMS-hosted NPPES data.
What expertise is attributed to QASIM A BUTT (M.D.)?
QASIM A BUTT (M.D.)'s specialty line reads Hospitalist Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for QASIM A BUTT (M.D.)?
Travel planning: use Saint Louis, Missouri as the reference point for QASIM A BUTT (M.D.), then confirm.
What does 6 location(s) imply?
6 practice locations appear in the available data.

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