Doctor profile · Federal record

Dr. John Duplantier, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Greenwood, IN

  • NPI 1134121569
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
965 Emerson Pkwy, Suite B
Greenwood, IN 461436273
(317) 865-0055
fax (317) 865-0056
Mailing address
Po Box 603725
Charlotte, NC 282603725

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
October 30, 2023
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Indiana #01048040A
Medicaid
IN #200169640

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134121569. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,580
Distinct HCPCS
10
Medicare allowed
$60,835
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 1,676 30 $3
95165 Professional service for preparation and provision of 1 or more antigens 985 41 $14
95117 Professional service for multiple injections of allergen 662 89 $10
95024 Test for allergy using allergenic extract injected into skin 633 22 $7
96372 Injection of drug or substance under skin or into muscle 140 17 $13
95115 Professional service for single injection of allergen 137 17 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 118 91 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 92 80 $84
96160 Administration and interpretation of patient-focused health risk assessment 61 50 $2
94010 Test to measure expiratory airflow and volume 39 39 $23

In context: peer comparison

Among 1 peers in Greenwood Allergy & Immunology Physician, average services per provider: 381. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $34.11
Octapharma USA, INC. 1 $23.80

By nature of payment

Food and Beverage
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,247
Patients
398
Total drug cost
$329,100
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 302 82 $4,274
Azelastine Hcl Generic 206 76 $11,404
Fluticasone Propionate Generic 117 51 $2,650
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 114 41 $4,844
Epinephrine Generic 77 68 $14,249
Breo Ellipta (Fluticasone/Vilanterol) Brand 73 16 $55,190
Famotidine Generic 56 15 $959
Ipratropium Bromide Generic 53 21 $4,246
Symbicort (Budesonide/Formoterol Fumarate) Brand 46 16 $34,283
Flovent Hfa (Fluticasone Propionate) Brand 44 12 $17,742

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Duplantier's medical specialty?
Dr. John Duplantier practices Allergy & Immunology Physician in Greenwood, IN.
Where does Dr. John Duplantier practice?
Dr. John Duplantier practices at 965 Emerson Pkwy, Greenwood, IN 461436273. Office phone: 3178650055.
What is Dr. John Duplantier's NPI?
Dr. John Duplantier's National Provider Identifier (NPI) is 1134121569, issued by NPPES.
Does Dr. John Duplantier accept Medicare assignment?
Yes. Dr. John Duplantier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Duplantier commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.