Doctor profile · Federal record
Dr. Harmanjot Grewal, M.D.
Rheumatology Physician (CMS: Rheumatology) · Rheumatology Physician · Baton Rouge, LA
- NPI 1396904090
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
7777 Hennessy Blvd Ste 501A
Baton Rouge, LA 70808
(225) 765-6505
fax (225) 765-1223 - Additional location
-
15813 Paul Vega MD Dr Ste 400
Hammond, LA 70403
(985) 230-1835
fax (985) 230-1836 - Additional location
-
2647 S Saint Elizabeth Blvd Ste 220
Gonzales, LA 707375020 - Additional location
-
64040 Hwy 434, Suite 200
Lacombe, LA 70445
(985) 892-9233
fax (985) 892-8916 - Mailing address
-
5959 S Sherwood Forest Blvd
Baton Rouge, LA 708166038
Show 1 more location
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- January 25, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State licenses (2)
- Louisiana #MD.204626 · Mississippi #23875
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396904090. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
171
Distinct HCPCS
4
Medicare allowed
$18,891
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 111 | 68 | $94 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 31 | 20 | $137 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $128 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $174 |
In context: peer comparison
Among 10 peers in Baton Rouge Rheumatology Physician, average services per provider: 399. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$1,409
Transactions
64
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 29 | $650.18 | |
| Aurinia Pharma U.S., INC. | 8 | $158.14 | |
| Ucb, INC. | 4 | $120.14 | |
| Novartis Pharmaceuticals Corporation | 5 | $111.54 | |
| E.R. Squibb & Sons, L.L.C. | 4 | $85.80 | |
| Amgen INC. | 2 | $54.65 | |
| Genzyme Corporation | 2 | $39.89 | |
| Pfizer INC. | 2 | $37.83 | |
| Alexion Pharmaceuticals, INC. | 1 | $30.32 | |
| GlaxoSmithKline, LLC. | 2 | $27.61 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $26.26 | |
| Janssen Biotech, INC. | 1 | $19.39 | |
| Scilex Pharmaceuticals INC. | 1 | $16.46 | |
| Fresenius Kabi USA, LLC | 1 | $15.79 | |
| Mallinckrodt Hospital Products INC. | 1 | $14.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,311
Patients
337
Total drug cost
$30,957
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 243 | 61 | $1,812 |
| Hydroxychloroquine Sulfate | Generic | 152 | 41 | $8,218 |
| Methotrexate (Methotrexate Sodium) | Brand | 136 | 40 | $2,884 |
| Allopurinol | Generic | 129 | 32 | $1,615 |
| Duloxetine Hcl | Generic | 126 | 35 | $2,287 |
| Diclofenac Sodium | Generic | 113 | 37 | $3,120 |
| Tizanidine Hcl | Generic | 71 | 24 | $834 |
| Sulfasalazine | Generic | 70 | 14 | $1,215 |
| Colchicine | Generic | 50 | 21 | $3,591 |
| Leflunomide | Generic | 49 | 18 | $2,185 |
Hospital affiliations
Frequently asked questions
What is Dr. Harmanjot Grewal's medical specialty?
Dr. Harmanjot Grewal practices Rheumatology Physician in Baton Rouge, LA.
Where does Dr. Harmanjot Grewal practice?
Dr. Harmanjot Grewal practices at 7777 Hennessy Blvd Ste 501A, Baton Rouge, LA 70808. Office phone: 2257656505.
What is Dr. Harmanjot Grewal's NPI?
Dr. Harmanjot Grewal's National Provider Identifier (NPI) is 1396904090, issued by NPPES.
Does Dr. Harmanjot Grewal accept Medicare assignment?
Yes. Dr. Harmanjot Grewal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harmanjot Grewal commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.