Doctor profile · Federal record

Dr. Ali Hassan, MD

Internal Medicine Physician (CMS: Nephrology) · Internal Medicine Physician · Springfield, MO

  • NPI 1396977062
  • Accepts Medicare
  • MIPS 59.6 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3801 S. National, 5Th Floor
Springfield, MO 658075210
(417) 269-7728
fax (417) 269-7729
Mailing address
Po Box 4046
Springfield, MO 658084046

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Profile last updated
January 21, 2013
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Missouri #2012020489 · Missouri #T2009011772

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396977062. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,161
Distinct HCPCS
8
Medicare allowed
$268,923
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 856 218 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 424 220 $122
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 367 134 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 229 175 $168
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 144 29 $339
99213 Established patient office or other outpatient visit, 20-29 minutes 68 66 $86
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 44 25 $276
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $159

In context: peer comparison

Among 46 peers in Springfield Internal Medicine Physician, average services per provider: 117. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$866
Transactions
54
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals INC. 22 $338.05
AstraZeneca Pharmaceuticals Lp 5 $74.50
Travere Therapeutics, INC. 8 $70.73
Otsuka America Pharmaceutical, INC. 3 $60.96
Novartis Pharmaceuticals Corporation 3 $60.50
GlaxoSmithKline, LLC. 3 $57.49
Ani Pharmaceuticals, INC. 2 $38.91
Vifor Pharma, INC. 2 $38.00
Lilly USA, LLC 2 $36.76
Ardelyx, INC. 2 $32.94
Mallinckrodt Hospital Products INC. 1 $32.17
Amgen INC. 1 $24.94

By nature of payment

Food and Beverage
$852
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
990
Patients
308
Total drug cost
$137,111
Drug Type Claims Patients Total cost
Furosemide Generic 138 53 $752
Potassium Chloride Generic 132 26 $3,937
Amlodipine Besylate Generic 102 30 $769
Calcitriol Generic 90 25 $2,213
Lisinopril Generic 63 16 $499
Torsemide Generic 62 22 $1,671
Bumetanide Generic 60 24 $3,107
Carvedilol Generic 58 20 $606
Farxiga (Dapagliflozin Propanediol) Brand 56 19 $66,087
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 51 0 $824

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ali Hassan's medical specialty?
Dr. Ali Hassan practices Internal Medicine Physician in Springfield, MO.
Where does Dr. Ali Hassan practice?
Dr. Ali Hassan practices at 3801 S. National, 5Th Floor, Springfield, MO 658075210. Office phone: 4172697728.
What is Dr. Ali Hassan's NPI?
Dr. Ali Hassan's National Provider Identifier (NPI) is 1396977062, issued by NPPES.
Does Dr. Ali Hassan accept Medicare assignment?
Yes. Dr. Ali Hassan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ali Hassan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.