Doctor profile · Federal record
Dr. Margaret Winkler, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hammond, LA
- NPI 1457362147
- Accepts Medicare
- 56 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
15744 Medical Arts Plaza
Hammond, LA 70403
(985) 345-4484
fax (985) 345-0782
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- May 27, 2008
- Year of graduation
- 1970 — 56 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Louisiana #011363
- Medicaid
- LA #1131032
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457362147. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,539
Distinct HCPCS
10
Medicare allowed
$124,479
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 706 | 129 | $115 | |
96160 |
Administration and interpretation of patient-focused health risk assessment | 236 | 118 | $2 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 136 | 37 | $59 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 129 | 74 | $81 | |
80305 |
Testing for presence of drug, read by direct observation | 97 | 42 | $12 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 73 | 53 | $166 | |
G0506 |
Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service) | 54 | 52 | $58 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 43 | 43 | $121 | |
G0179 |
Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a | 42 | 18 | $38 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 23 | 18 | $48 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 104. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$491
Transactions
26
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SCILEX PHARMACEUTICALS INC. | 4 | $75.76 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 4 | $75.48 | |
| AstraZeneca Pharmaceuticals LP | 4 | $69.64 | |
| Renalytix AI, Inc. | 2 | $40.54 | |
| ABBVIE INC. | 2 | $39.21 | |
| Lundbeck LLC | 2 | $37.05 | |
| GlaxoSmithKline, LLC. | 2 | $36.60 | |
| Novo Nordisk Inc | 2 | $32.86 | |
| Ardelyx, Inc. | 1 | $24.04 | |
| Almatica Pharma LLC | 1 | $21.25 | |
| Phathom Pharmaceuticals, Inc. | 1 | $19.88 | |
| Janssen Pharmaceuticals, Inc | 1 | $18.51 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,663
Patients
852
Total drug cost
$46,901
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 597 | 123 | $5,999 |
| Pantoprazole Sodium | Generic | 396 | 81 | $5,050 |
| Amlodipine Besylate | Generic | 319 | 73 | $1,848 |
| Gabapentin | Generic | 315 | 87 | $6,584 |
| Tizanidine Hcl | Generic | 217 | 53 | $3,378 |
| Levothyroxine Sodium | Generic | 213 | 46 | $4,172 |
| Metoprolol Succinate | Generic | 212 | 49 | $4,620 |
| Trazodone Hcl | Generic | 190 | 47 | $2,819 |
| Cyclobenzaprine Hcl | Generic | 187 | 54 | $1,659 |
| Metformin Hcl | Generic | 184 | 38 | $1,466 |
Frequently asked questions
What is Dr. Margaret Winkler's medical specialty?
Dr. Margaret Winkler practices Internal Medicine Physician in Hammond, LA.
Where does Dr. Margaret Winkler practice?
Dr. Margaret Winkler practices at 15744 Medical Arts Plaza, Hammond, LA 70403. Office phone: 9853454484.
What is Dr. Margaret Winkler's NPI?
Dr. Margaret Winkler's National Provider Identifier (NPI) is 1457362147, issued by NPPES.
Does Dr. Margaret Winkler accept Medicare assignment?
Yes. Dr. Margaret Winkler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Winkler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Administration and interpretation of patient-focused health risk assessment (HCPCS 96160); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.