Doctor profile · Federal record
Dr. Jonathan Bayuk, DO
Allergy & Immunology Physician (CMS: Allergy/Immunology) · Internal Medicine Physician · Northampton, MA
- NPI 1588637102
- Accepts Medicare
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
269 Locust St, Suite 201
Northampton, MA 010622003
(413) 586-0769
fax (413) 584-0392
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- February 13, 2015
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207K00000X — NUCC code
- State license (1)
- Massachusetts #223052
- Medicaid
- MA #110040659/A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588637102. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
17,084
Distinct HCPCS
10
Medicare allowed
$344,416
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95165 |
Professional service for preparation and provision of 1 or more antigens | 9,282 | 574 | $16 | |
95117 |
Professional service for multiple injections of allergen | 2,691 | 257 | $12 | |
95004 |
Test for allergy using allergenic extract | 2,374 | 55 | $4 | |
95115 |
Professional service for single injection of allergen | 552 | 115 | $11 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 500 | 303 | $130 | |
96372 |
Injection of drug or substance under skin or into muscle | 355 | 67 | $15 | |
95024 |
Test for allergy using allergenic extract injected into skin | 313 | 38 | $8 | |
95148 |
Professional service for preparation and provision of 4 stinging insect venom | 245 | 23 | $92 | |
95149 |
Professional service for preparation and provision of 5 stinging insect venom | 240 | 22 | $122 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 224 | 19 | $1 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 1,067. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$39,360
Transactions
214
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 39 | $10,467.56 | |
| LEO Pharma Inc. | 16 | $9,179.31 | |
| Pharming Healthcare, Inc. | 12 | $7,503.11 | |
| Grifols USA, LLC | 7 | $4,770.91 | |
| GENZYME CORPORATION | 8 | $2,809.40 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 14 | $2,200.44 | |
| PFIZER INC. | 21 | $439.18 | |
| Regeneron Healthcare Solutions, Inc. | 20 | $316.41 | |
| GlaxoSmithKline, LLC. | 19 | $315.04 | |
| BioCryst US Sales Co., LLC | 12 | $247.51 | |
| Blueprint Medicines Corporation | 8 | $229.05 | |
| Genentech USA, Inc. | 11 | $216.37 | |
| Amgen Inc. | 9 | $215.39 | |
| Novartis Pharmaceuticals Corporation | 12 | $146.10 | |
| CSL Behring | 6 | $134.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,214
Patients
362
Total drug cost
$1,147,464
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 142 | 47 | $4,656 |
| Cromolyn Sodium | Generic | 110 | 30 | $28,469 |
| Xolair (Omalizumab) | Brand | 95 | 11 | $387,887 |
| Epinephrine | Generic | 84 | 68 | $17,736 |
| Dupixent Syringe (Dupilumab) | Brand | 82 | 12 | $293,667 |
| Diphenhydramine Hcl | Generic | 79 | 0 | $12,402 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 77 | 47 | $2,298 |
| Ipratropium Bromide | Generic | 77 | 34 | $2,350 |
| Azelastine Hcl | Generic | 76 | 30 | $3,057 |
| Sodium Chloride (0.9 % Sodium Chloride) | Brand | 75 | 0 | $1,685 |
Hospital affiliations
Frequently asked questions
What is Dr. Jonathan Bayuk's medical specialty?
Dr. Jonathan Bayuk practices Allergy & Immunology Physician in Northampton, MA.
Where does Dr. Jonathan Bayuk practice?
Dr. Jonathan Bayuk practices at 269 Locust St, Northampton, MA 010622003. Office phone: 4135860769.
What is Dr. Jonathan Bayuk's NPI?
Dr. Jonathan Bayuk's National Provider Identifier (NPI) is 1588637102, issued by NPPES.
Does Dr. Jonathan Bayuk accept Medicare assignment?
Yes. Dr. Jonathan Bayuk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Bayuk commonly perform?
Top Medicare-reported procedures in 2023: Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117); Test for allergy using allergenic extract (HCPCS 95004). Source: CMS Medicare Physician & Other Practitioners file.