Doctor profile · Federal record
Dr. Katherine Bloom, M.D.
Allergy & Immunology Physician (CMS: Allergy/Immunology) · Fairfield, CT
- NPI 1760697635
- Accepts Medicare
- 23 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Walls Dr, Suite 405
Fairfield, CT 068245163
(203) 259-7070
fax (203) 254-7402
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- December 16, 2015
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207K00000X — NUCC code
- State license (1)
- Connecticut #047707
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1760697635. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,623
Distinct HCPCS
7
Medicare allowed
$21,606
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,193 | 20 | $4 | |
95024 |
Test for allergy using allergenic extract injected into skin | 291 | 12 | $9 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 59 | 37 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 27 | 20 | $133 | |
94010 |
Test to measure expiratory airflow and volume | 25 | 16 | $29 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 17 | 17 | $118 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $176 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 185. This provider delivers 8.8× the peer median.Open Payments
Industry payments received
All-time total
$291
Transactions
14
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 5 | $110.75 | |
| GlaxoSmithKline, LLC. | 4 | $61.52 | |
| CSL Behring | 1 | $38.73 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $27.25 | |
| LEO Pharma Inc. | 1 | $20.13 | |
| BioCryst US Sales Co., LLC | 1 | $19.23 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $13.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
153
Patients
0
Total drug cost
$197,683
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cutaquig (Immun Glob G(Igg)-Hipp/Maltose) | Brand | 39 | 0 | $141,400 |
| Montelukast Sodium | Generic | 28 | 0 | $262 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 20 | 0 | $9,091 |
| Azelastine Hcl | Generic | 19 | 0 | $538 |
| Fluticasone Propionate | Generic | 19 | 0 | $319 |
| Xolair (Omalizumab) | Brand | 16 | 0 | $45,744 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 12 | 0 | $328 |
Frequently asked questions
What is Dr. Katherine Bloom's medical specialty?
Dr. Katherine Bloom practices Allergy & Immunology Physician in Fairfield, CT.
Where does Dr. Katherine Bloom practice?
Dr. Katherine Bloom practices at 55 Walls Dr, Fairfield, CT 068245163. Office phone: 2032597070.
What is Dr. Katherine Bloom's NPI?
Dr. Katherine Bloom's National Provider Identifier (NPI) is 1760697635, issued by NPPES.
Does Dr. Katherine Bloom accept Medicare assignment?
Yes. Dr. Katherine Bloom accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Bloom commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.