Doctor profile · Federal record
Dr. Marc Grossman, M.D.
Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · Rockville, MD
- NPI 1043422306
- Accepts Medicare
- MIPS 0.0 / 100 · 2023
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6000 Executive Blvd Ste 300
Rockville, MD 20852
(240) 207-2030
fax (301) 468-0614
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- May 23, 2022
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 208100000X — NUCC code
- State license (1)
- Maryland #D0066318
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043422306. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,001
Distinct HCPCS
10
Medicare allowed
$269,826
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 1,866 | 119 | $0 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,062 | 342 | $143 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 432 | 45 | $1 | |
64483 |
Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | 168 | 122 | $325 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 163 | 163 | $186 | |
64484 |
Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level | 85 | 67 | $130 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 82 | 64 | $102 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 46 | 39 | $64 | |
J1040 |
Injection, methylprednisolone acetate, 80 mg | 24 | 21 | $12 | |
20610 |
Aspiration and/or injection of fluid from large joint | 23 | 20 | $77 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 343. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$407
Transactions
18
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SHIELD THERAPEUTICS INC | 3 | $84.52 | |
| Exact Sciences Corporation | 2 | $53.23 | |
| PFIZER INC. | 2 | $39.82 | |
| ABBVIE INC. | 2 | $38.24 | |
| Alnylam Pharmaceuticals Inc. | 2 | $36.19 | |
| Corcept Therapeutics | 1 | $25.89 | |
| Janssen Biotech, Inc. | 1 | $25.18 | |
| Xeris Pharmaceuticals, Inc. | 1 | $24.64 | |
| GENZYME CORPORATION | 1 | $21.02 | |
| AstraZeneca Pharmaceuticals LP | 1 | $20.10 | |
| Phathom Pharmaceuticals, Inc. | 1 | $19.78 | |
| Phadia US Inc. | 1 | $18.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
173
Patients
78
Total drug cost
$2,948
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 77 | 26 | $485 |
| Methylprednisolone | Generic | 28 | 25 | $257 |
| Celecoxib | Generic | 27 | 14 | $1,621 |
| Diclofenac Sodium | Generic | 24 | 13 | $427 |
| Cyclobenzaprine Hcl | Generic | 17 | 0 | $158 |
Frequently asked questions
What is Dr. Marc Grossman's medical specialty?
Dr. Marc Grossman practices Physical Medicine & Rehabilitation Physician in Rockville, MD.
Where does Dr. Marc Grossman practice?
Dr. Marc Grossman practices at 6000 Executive Blvd Ste 300, Rockville, MD 20852. Office phone: 2402072030.
What is Dr. Marc Grossman's NPI?
Dr. Marc Grossman's National Provider Identifier (NPI) is 1043422306, issued by NPPES.
Does Dr. Marc Grossman accept Medicare assignment?
Yes. Dr. Marc Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Grossman commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.