Doctor profile · Federal record
Dr. Mariel Benjamin, MD
Allergy & Immunology Physician (CMS: Allergy/Immunology) · Allergy & Immunology Physician · Internal Medicine Physician · Brighton, MI
- NPI 1477895373
- Accepts Medicare
- 13 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
7500 Challis RD
Brighton, MI 481169416
(734) 647-5940 - Additional location
-
675 N Saint Clair St, 18-250
Chicago, IL 606115975
(312) 695-8624
fax (312) 695-6070 - Additional location
-
325 Briarwood Circle, Building 5
Ann Arbor, MI 48108
(734) 647-9000 - Mailing address
-
3621 S State St
Ann Arbor, MI 481081633
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- August 15, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207K00000X — NUCC code
- State licenses (2)
- Michigan #4301114420 · Illinois #036.140028
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477895373. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
104
Distinct HCPCS
4
Medicare allowed
$10,881
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 34 | $95 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 33 | 33 | $127 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 12 | $61 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $136 |
In context: peer comparison
Among 1 peers in Brighton Allergy & Immunology Physician, average services per provider: 26. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
277
Patients
17
Total drug cost
$813,599
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hizentra (Immun Glob G(Igg)/Pro/Iga 0-50) | Brand | 81 | 0 | $95,714 |
| Azelastine Hcl | Generic | 33 | 0 | $1,457 |
| Fluticasone Propionate | Generic | 23 | 0 | $438 |
| Xolair (Omalizumab) | Brand | 22 | 0 | $61,182 |
| Epinephrine | Generic | 18 | 17 | $5,455 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 15 | 0 | $872 |
| Arnuity Ellipta (Fluticasone Furoate) | Brand | 15 | 0 | $3,048 |
| Dupixent Pen (Dupilumab) | Brand | 15 | 0 | $60,741 |
| Montelukast Sodium | Generic | 15 | 0 | $344 |
| Olopatadine Hcl | Generic | 15 | 0 | $2,876 |
Hospital affiliations
Frequently asked questions
What is Dr. Mariel Benjamin's medical specialty?
Dr. Mariel Benjamin practices Allergy & Immunology Physician in Brighton, MI.
Where does Dr. Mariel Benjamin practice?
Dr. Mariel Benjamin practices at 7500 Challis RD, Brighton, MI 481169416. Office phone: 7346475940.
What is Dr. Mariel Benjamin's NPI?
Dr. Mariel Benjamin's National Provider Identifier (NPI) is 1477895373, issued by NPPES.
Does Dr. Mariel Benjamin accept Medicare assignment?
Yes. Dr. Mariel Benjamin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariel Benjamin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.