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Edit this profileAt a glance
- 475 Chase Pkwy, Waterbury, CT 06708
About Dr. Patrick
Sonnel J. Patrick, M.D. is a healthcare provider in Waterbury, CT specializing in allergy/immunology. Sonnel is also listed as specializing in allergy & immunology. Medicare claims data shows Sonnel provided 3,492 services to 261 patients. The services billed most often include professional service for preparation and provision of 1 or more antigens, professional service for multiple injections of allergen, and test for allergy using allergenic extract. This provider record is associated with NPI 1184698565.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (203) 755-8701
- Email not available
Practice Locations
475 CHASE PKWY
Waterbury, CT 06708
Conditions Commonly Evaluated or Treated
Within Allergy and Immunology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Asthma
- Eczema
- Food allergies
- Hives
- Seasonal allergies
Allergies
- Angioedema
- Cockroach Allergy
- Histamine Intolerance
- Oral Allergy Syndrome
- Red Meat Allergy
Digestive
Drug allergies
- Sulfa Drug Allergy
Drug allergy
- Aspirin Allergy
- Drug Allergies
- Penicillin Allergy
- Vaccine Allergy
Emergency
Environmental
- Dust Mite Allergy
- Insect Sting Allergy
- Latex Allergy
- Mold Allergy
- Pet Allergies
Eye
Food allergies
- Egg Allergy
- Milk Allergy
- Peanut Allergy
- Shellfish Allergy
- Soy Allergy
- Tree Nut Allergy
- Wheat Allergy
Immune conditions
Immunology
- Common Variable Immunodeficiency
- Frequent Infections
- Hereditary Angioedema
- Mast Cell Activation Syndrome
- Weak Immune System
Lung conditions
- Allergic Asthma
- Wheezing
Respiratory
Sinus
- Chronic sinusitis
- Loss or reduction of smell
- Nasal polyps
- Nonallergic rhinitis
- Post-Nasal Drip
Sinus conditions
- Sinus Headaches
Skin
- Cold Allergy
- Contact dermatitis
- Nickel Allergy
- Sun Allergy
Skin conditions
- Chronic itching
- Poison Ivy Rash
- Skin Writing Rash
Procedures & services
Most searched procedures
- Allergy testing
- Immunotherapy
- Patch testing
Allergy treatments
- Allergy Drops
- Asthma Biologics
- Food Desensitization
- Peanut Allergy Pill Treatment
- Sublingual Dust Mite Treatment
- Under-The-Tongue Allergy Tablets
Diagnostic
- Asthma challenge test
- Drug Challenge Test
- Exercise Challenge Breathing Test
- Exhaled nitric oxide test
- Ice Cube Test for Cold Allergy
- Immune System Blood Test
- Nasal endoscopy
- Oral Food Challenge
- Peak Flow Test
- Penicillin Allergy Testing
- Spirometry
- Tryptase Blood Test
- Vaccine Challenge Test
- Vaccine Response Antibody Test
Infusion
- C1 Esterase Inhibitor Infusion
- IVIG Infusion
- Subcutaneous Immunoglobulin Infusion
Medication therapy
- Fasenra Injections
- Nucala Injections
- Tezspire Injections
Medications
- Dupixent Injections
- Targeted therapy
- Xolair Injections
Preventive
- Anaphylaxis Emergency Action Plan
- Epinephrine Autoinjector Training
Respiratory
- Inhaler technique instruction
- Nebulizer Breathing Treatment
Tests
- Allergy Blood Testing
- Allergy Skin Prick Test
- Blood Component Allergy Test
- Complement Blood Test
- Eosinophil Blood Count
- Intradermal Allergy Test
- Pulmonary function test
- Skin Test For Metal Allergy
- Total IgE Blood Test
Treatment
- Aspirin Desensitization
- Dietary Allergen Elimination Plan
- Drug Desensitization Protocol
- Sinus Rinse Training
Procedures Most Often Billed to Medicare
3,492 services · 261 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
1,687 | More often than most peers in Allergy/Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
939 | More often than most peers in Allergy/Immunology |
| Test for allergy using allergenic extract | Treatment | 95004 |
744 | Less often than most peers in Allergy/Immunology |
| Administration of vaccine | Treatment | 90471 |
16 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
62 | As often as other peers in Allergy/Immunology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
33 | Less often than most peers in Allergy/Immunology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
11 | Less often than most peers in Allergy/Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other allergy/immunology specialists in Waterbury 2
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 14 related providers in 2 groups
Class of 1989 at Other 6
Providers who graduated from the same medical school in the same year.
Also performs Professional service for preparation and provision of 1 or more antigens 8
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Sonnel J. Patrick?
Sonnel J. Patrick is an allergy/immunology in Waterbury, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Sonnel J. Patrick's address?
Sonnel J. Patrick is listed at 475 Chase Pkwy, Waterbury, CT 06708. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Sonnel J. Patrick?
The number on file is (203) 755-8701. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Sonnel J. Patrick?
Sonnel J. Patrick's National Provider Identifier is 1184698565. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Sonnel J. Patrick train?
Sonnel J. Patrick attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Sonnel J. Patrick have?
Sonnel J. Patrick has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Sonnel J. Patrick perform?
According to Medicare billing data, Sonnel J. Patrick provides treatments such as professional service for preparation and provision of 1 or more antigens and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Sonnel J. Patrick's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Sonnel J. Patrick. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.