Doctor profile · Federal record
Dr. Alexander Mark, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Rockville, MD
- NPI 1770573388
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 44 yrs in practice
- Licensed in 4 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3202 Tower Oaks Blvd, Unit 120
Rockville, MD 208524219
(301) 657-2444
fax (301) 657-2450 - Mailing address
-
Po Box 1085
Lima, OH 458021085
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- March 30, 2018
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (4)
- Maryland #D40414 · Delaware #C1-0008339 · District of Columbia #MD17472 · Virginia #0101045431
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770573388. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
59,216
Distinct HCPCS
10
Medicare allowed
$740,111
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
A9575 |
Injection, gadoterate meglumine, 0.1 ml | 50,105 | 324 | $0 | |
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,746 | 49 | $0 | |
70551 |
Mri scan of brain without contrast | 739 | 546 | $174 | |
72148 |
Mri scan of lower spinal canal without contrast | 702 | 524 | $165 | |
72141 |
Mri scan of upper spinal canal without contrast | 434 | 333 | $146 | |
70553 |
Mri scan of brain before and after contrast | 353 | 287 | $303 | |
73721 |
Mri scan of leg joint without contrast | 259 | 186 | $184 | |
73221 |
Mri scan of arm joint without contrast | 210 | 153 | $191 | |
70544 |
Mri scan of blood vessels of head without contrast | 165 | 125 | $180 | |
70450 |
Ct scan head or brain without contrast | 139 | 113 | $105 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 808. This provider delivers 73× the peer median.Open Payments
Industry payments received
All-time total
$113
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Teva Pharmaceuticals USA, Inc. | 1 | $113.40 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Alexander Mark's medical specialty?
Dr. Alexander Mark practices Diagnostic Radiology Physician in Rockville, MD.
Where does Dr. Alexander Mark practice?
Dr. Alexander Mark practices at 3202 Tower Oaks Blvd, Rockville, MD 208524219. Office phone: 3016572444.
What is Dr. Alexander Mark's NPI?
Dr. Alexander Mark's National Provider Identifier (NPI) is 1770573388, issued by NPPES.
Does Dr. Alexander Mark accept Medicare assignment?
Yes. Dr. Alexander Mark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Mark commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Mri scan of brain without contrast (HCPCS 70551). Source: CMS Medicare Physician & Other Practitioners file.