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Edit this profileWhere to find Erin K. Willits, MD
- Fort Collins location main office
2121 E Harmony Rd Unit 290, Fort Collins, CO 80528 - Cheyenne location
6252 Yellowstone Rd, Cheyenne, WY 82009
About Dr. Willits
Erin K. Willits, MD is a healthcare provider in Fort Collins, CO specializing in allergy & immunology. Erin trained at University of Washington School of Medicine, graduating in 2012. According to Medicare claims data, Erin cared for 674 Medicare patients across 7,570 services. The services billed most often include test for allergy using allergenic extract, professional service for preparation and provision of 1 or more antigens, and professional service for multiple injections of allergen. This provider record is associated with NPI 1962766402.
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
- (970) 221-2370
- Email not available
Practice Locations
2121 E HARMONY RD UNIT 290
Fort Collins, CO 80528
6252 Yellowstone Rd
Cheyenne, WY 82009
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
Allergies
Digestive
Drug allergies
Drug allergy
Emergency
Environmental
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
Respiratory
Sinus
Sinus conditions
Skin
Skin conditions
Procedures & services
Most searched procedures
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
Medication therapy
Medications
Preventive
Respiratory
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
Procedures Most Often Billed to Medicare
7,570 services · 674 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
4,421 | More often than most peers in Allergy & Immunology |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
1,545 | More often than most peers in Allergy & Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
722 | More often than most peers in Allergy & Immunology |
| Professional service for single injection of allergen | Treatment | 95115 |
241 | More often than most peers in Allergy & Immunology |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
185 | Less often than most peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
103 | More often than most peers in Allergy & Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
47 | Less often than most 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 |
109 | More often than most peers in Allergy & Immunology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
96 | More 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 |
65 | More 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.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 allergists in Fort Collins 4
Same specialty, same city.
More connections — 8 related providers in 1 group
Class of 2012 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Willits specialize in?
Dr. Willits is an allergist in Fort Collins, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Where is Dr. Willits located?
Dr. Willits is listed at 2121 E Harmony Rd Unit 290, Fort Collins, CO 80528. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Willits's phone number?
The number on file is (970) 221-2370. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Willits's NPI number?
Dr. Willits's National Provider Identifier is 1962766402. 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 Dr. Willits go to medical school?
Dr. Willits attended University of Washington School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Willits been practicing?
Dr. Willits has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Willits do most often?
According to Medicare billing data, Dr. Willits provides treatments such as test for allergy using allergenic extract and professional service for preparation and provision of 1 or more antigens, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Willits confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Willits. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.