Physician Profile
Unclaimed ProfileAbout MASS
Stephen Christopher Mass, MD practices otolaryngology in Lansdale, PA. Stephen is a 1994 graduate of Duke University School of Medicine. Stephen is also listed as specializing in otolaryngology (ent). Medicare claims data shows Stephen provided 3,157 services to 2,761 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (215) 368-5290
- Email not available
Practice Locations
2100 N BROAD ST
Lansdale, PA 19446
Procedures Most Often Billed to Medicare
3,157 services · 2,761 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
288 |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
135 |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
120 |
| Complex control of nose bleed | Procedure | 30903 |
35 |
| Incision of eardrum with insertion of eardrum tube under local or topical anesthesia | Procedure | 69433 |
14 |
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
393 |
| Test to assess middle ear function | Treatment | 92567 |
384 |
| Exam of ear using a microscope | Treatment | 92504 |
14 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
648 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
414 |
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.
Other otolaryngology specialists at this location 3
Same specialty, same street address — most likely the same department or group.
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.
More connections — 23 related providers in 3 groups
Trained at Duke University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Duke University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 7
Providers in PA who bill this service to Medicare most often.
Common questions
What does Dr. Mass specialize in?
Dr. Mass is an otolaryngology in Lansdale, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OTOLARYNGOLOGY”.
NPI registry
Where is Dr. Mass located?
Dr. Mass is listed at 2100 N BROAD ST, Lansdale, PA 19446. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mass's phone number?
The number on file is (215) 368-5290. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Mass?
Dr. Mass's National Provider Identifier is 1902969157. 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. Mass go to medical school?
Dr. Mass attended Duke University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mass have?
Dr. Mass has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mass do most often?
According to Medicare billing data, Dr. Mass performs procedures including removal of impacted ear wax, diagnostic exam of voice box using a flexible endoscope and diagnostic exam of nasal passages using an endoscope; provides treatments such as comprehensive hearing and speech recognition test and test to assess middle ear function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Mass's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mass. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.