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Edit this profileWhere to find Katelyn O. Stepan, MD
- Chicago location main office
676 N Saint Clair St Ste 1200, Chicago, IL 60611 - Saint Louis location
4921 Parkview Pl, Ste 11A, Saint Louis, MO 63110
About Dr. Stepan
Based in Chicago, IL, Katelyn O. Stepan, MD is listed in the NPI registry under otolaryngology. Katelyn graduated from Washington University School of Medicine in 2014. Katelyn is also listed as specializing in otolaryngology (ent). Medicare claims data shows Katelyn provided 512 services to 385 patients. The services billed most often include diagnostic exam of voice box using a flexible endoscope, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1326468489 identifies this record in the national registry.
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
- (312) 695-8182
- Email not available
Practice Locations
676 N SAINT CLAIR ST STE 1200
Chicago, IL 60611
4921 Parkview Pl Ste 11A
Saint Louis, MO 63110
Conditions Commonly Evaluated or Treated
Within Otolaryngology 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
Balance
Ear and hearing
- Cholesteatoma
- Eustachian tube dysfunction
- Hearing loss
- Otosclerosis
- Perforated eardrum
- Swimmer's ear
Head, neck, and salivary
Nose and sinus
- Broken nose
- Deviated septum
- Loss or reduction of smell
- Nasal obstruction
- Nasal polyps
- Nosebleeds
- Seasonal allergies
Sleep and airway
Throat and voice
- Enlarged adenoids
- Globus sensation
- Hoarseness and voice change
- Laryngopharyngeal reflux
- Swallowing difficulties
- Vocal cord nodules
- Vocal cord paralysis
Cancer
Head & Neck
Throat & Voice
Procedures & services
Most searched procedures
Office diagnosis
Cosmetic
Ear & Hearing
Ear procedures
Head & Neck
Head and neck surgery
- Neck lymph-node dissection
- Parathyroid surgery
- Parotid gland surgery
- Thyroid removal surgery
- Voice-box removal
Nose & Sinus
Nose and sinus procedures
Sleep and airway
Throat & Voice
Throat, voice, and swallowing
Procedures Most Often Billed to Medicare
512 services · 385 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
168 | More than most peers in Otolaryngology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
159 | More often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
62 | More often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
54 | Less often than most peers in Otolaryngology |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
36 | More often than most peers in Otolaryngology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
22 | Less often than most peers in Otolaryngology |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
11 | Less often than most peers in Otolaryngology |
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 1
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 ENT doctors in Chicago 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of voice box using a flexible endoscope 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Dr. Stepan's specialty?
Dr. Stepan is an ENT doctor in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Otolaryngology”.
NPI registry
Where can I find Dr. Stepan?
Dr. Stepan is listed at 676 N Saint Clair St Ste 1200, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Stepan?
The number on file is (312) 695-8182. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Stepan?
Dr. Stepan's National Provider Identifier is 1326468489. 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
What is Dr. Stepan's medical education?
Dr. Stepan attended Washington University School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Stepan have?
Dr. Stepan has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Stepan known for?
According to Medicare billing data, Dr. Stepan performs procedures including diagnostic exam of voice box using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Stepan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Stepan. If this is you, claiming it is free.
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