Doctor profile · Federal record

Dr. Rani Nair, MD

Internal Medicine Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Springfield, MO

  • NPI 1538366448
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3231 S National Mercy Endocrineology, Ste 440
Springfield, MO 65810
(417) 888-5680
fax (417) 888-6793
Mailing address
3231 S National Mercy Endocrinology, 6446 S Valley Brook CT
Springfield, MO 65810

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
February 9, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #MO2007028027
Medicaid
MO #2007028027

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538366448. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
916
Distinct HCPCS
7
Medicare allowed
$101,142
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 639 463 $119
99204 New patient office or other outpatient visit, 45-59 minutes 84 84 $155
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 60 41 $33
77080 Dxa bone density measurement of hip, pelvis, spine 54 54 $25
99215 Established patient office or other outpatient visit, 40-54 minutes 31 29 $168
99213 Established patient office or other outpatient visit, 20-29 minutes 26 26 $84
76536 Ultrasound scan of head and neck soft tissue 22 22 $74

In context: peer comparison

Among 46 peers in this city , average services per provider: 117. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,802
Transactions
15
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 14 $6,787.77
Xeris Pharmaceuticals, Inc. 1 $14.16

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$6,600
Food and Beverage
$202

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,722
Patients
722
Total drug cost
$1,100,068
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 871 219 $10,121
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 234 58 $221,855
Alendronate Sodium Generic 229 71 $5,030
Ozempic (Semaglutide) Brand 220 56 $314,468
Glimepiride Generic 150 46 $1,373
Metformin Hcl Generic 150 43 $1,199
Novolog Flexpen (Insulin Aspart) Brand 135 44 $136,724
Methimazole Generic 124 35 $1,250
Jardiance (Empagliflozin) Brand 120 32 $152,757
Atorvastatin Calcium Generic 106 28 $1,274

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rani Nair's medical specialty?
Dr. Rani Nair practices Internal Medicine Physician in Springfield, MO.
Where does Dr. Rani Nair practice?
Dr. Rani Nair practices at 3231 S National Mercy Endocrineology, Springfield, MO 65810. Office phone: 4178885680.
What is Dr. Rani Nair's NPI?
Dr. Rani Nair's National Provider Identifier (NPI) is 1538366448, issued by NPPES.
Does Dr. Rani Nair accept Medicare assignment?
Yes. Dr. Rani Nair accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rani Nair commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.