Doctor profile · Federal record
Dr. Donald Marcus, M.D.
Infectious Disease Physician (CMS: Internal Medicine) · Southampton, PA
- NPI 1003880071
- Accepts Medicare
- MIPS 92.6 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
729 Grove Ave Unit 4
Southampton, PA 18966
(215) 355-9634
fax (215) 357-7540
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- May 18, 2021
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Pennsylvania #MD031686E
- Medicaid
- PA #0011534700001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003880071. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,799
Distinct HCPCS
9
Medicare allowed
$197,221
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 760 | 538 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 308 | 236 | $124 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 304 | 292 | $136 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 164 | 164 | $181 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 114 | 91 | $134 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 70 | 65 | $52 | |
36415 |
Insertion of needle into vein for collection of blood sample | 47 | 36 | $8 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 20 | 19 | $189 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $176 |
In context: peer comparison
Among 8 peers in Southampton Infectious Disease Physician, average services per provider: 232. This provider delivers 7.8× the peer median.Open Payments
Industry payments received
All-time total
$560
Transactions
23
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 3 | $138.12 | |
| Insmed, INC. | 4 | $115.35 | |
| ViiV Healthcare Company | 4 | $84.02 | |
| Melinta Therapeutics, LLC | 4 | $67.81 | |
| Gilead Sciences, INC. | 3 | $59.49 | |
| Merck Sharp & Dohme LLC | 2 | $46.46 | |
| Pfizer INC. | 2 | $33.53 | |
| Paratek Pharmaceuticals, INC. | 1 | $15.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
387
Patients
30
Total drug cost
$396,031
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 64 | 19 | $853 |
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 36 | 0 | $2,676 |
| Daptomycin | Generic | 35 | 11 | $43,871 |
| Cefazolin Sodium | Generic | 31 | 0 | $1,042 |
| Cephalexin | Generic | 26 | 0 | $434 |
| Doxycycline Hyclate | Generic | 23 | 0 | $612 |
| Dovato (Dolutegravir Sodium/Lamivudine) | Brand | 22 | 0 | $68,993 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 21 | 0 | $185 |
| Venlafaxine Hcl ER (Venlafaxine Hcl) | Brand | 21 | 0 | $412 |
| Azithromycin | Generic | 19 | 0 | $189 |
Hospital affiliations
Frequently asked questions
What is Dr. Donald Marcus's medical specialty?
Dr. Donald Marcus practices Infectious Disease Physician in Southampton, PA.
Where does Dr. Donald Marcus practice?
Dr. Donald Marcus practices at 729 Grove Ave Unit 4, Southampton, PA 18966. Office phone: 2153559634.
What is Dr. Donald Marcus's NPI?
Dr. Donald Marcus's National Provider Identifier (NPI) is 1003880071, issued by NPPES.
Does Dr. Donald Marcus accept Medicare assignment?
Yes. Dr. Donald Marcus accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Marcus commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.