Doctor profile · Federal record
Dr. Chelsea Clemens, PA
Physician Assistant · Allergy & Immunology Physician · Darien, CT
- NPI 1104300987
- 8 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
106 Noroton Ave Ste 101
Darien, CT 068205237
(203) 655-9904
fax (203) 656-1416 - Mailing address
-
396 Strawberry Hill Ave
Stamford, CT 069022520
Credentials & registration
- NPI registered
- September 2018 — 8 yrs on file
- Profile last updated
- February 2, 2026
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Connecticut #4250
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104300987. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,318
Distinct HCPCS
4
Medicare allowed
$25,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,220 | 17 | $4 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 700 | 23 | $14 | |
95117 |
Professional service for multiple injections of allergen | 301 | 26 | $11 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 97 | 47 | $81 |
In context: peer comparison
Among 3 peers in Darien Physician Assistant, average services per provider: 182. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$2,219
Transactions
97
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 14 | $414.76 | |
| Csl Behring | 16 | $365.11 | |
| Genzyme Corporation | 13 | $244.89 | |
| Abbvie INC. | 11 | $206.54 | |
| GlaxoSmithKline, LLC. | 10 | $176.64 | |
| Novartis Pharmaceuticals Corporation | 7 | $153.30 | |
| Takeda Pharmaceuticals U.S.A., INC. | 6 | $137.72 | |
| Amgen INC. | 5 | $101.12 | |
| Kaleo, INC. | 4 | $88.51 | |
| Pfizer INC. | 3 | $63.15 | |
| Grifols USA, LLC | 2 | $52.70 | |
| Genentech USA, INC. | 2 | $47.51 | |
| BioCryst US Sales Co., LLC | 2 | $40.85 | |
| Blueprint Medicines Corporation | 1 | $31.19 | |
| Regeneron Healthcare Solutions, INC. | 1 | $27.74 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
68
Patients
29
Total drug cost
$3,633
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 31 | 17 | $138 |
| Montelukast Sodium | Generic | 13 | 0 | $295 |
| Azithromycin | Generic | 12 | 0 | $642 |
| Epinephrine | Generic | 12 | 12 | $2,559 |
Frequently asked questions
What is Dr. Chelsea Clemens's medical specialty?
Dr. Chelsea Clemens practices Physician Assistant in Darien, CT.
Where does Dr. Chelsea Clemens practice?
Dr. Chelsea Clemens practices at 106 Noroton Ave Ste 101, Darien, CT 068205237. Office phone: 2036559904.
What is Dr. Chelsea Clemens's NPI?
Dr. Chelsea Clemens's National Provider Identifier (NPI) is 1104300987, issued by NPPES.
Does Dr. Chelsea Clemens accept Medicare assignment?
Dr. Chelsea Clemens does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Chelsea Clemens commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.