Physician Profile
Unclaimed ProfileAbout TEEHAN
Geoffrey Stephan Teehan, M.D. is a healthcare provider in Wynnewood, PA specializing in nephrology. Geoffrey trained at Jefferson Medical College of Thomas Jefferson University, graduating in 1998. Medicare claims data shows Geoffrey provided 1,435 services to 792 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
- (610) 649-1175
- Email not available
Practice Locations
100 E LANCASTER AVE STE 130
Wynnewood, PA 19096
Procedures Most Often Billed to Medicare
1,435 services · 792 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Hemodialysis procedure with physician evaluation | Treatment | 90935 |
114 |
| Dialysis procedure including 1 evaluation | Treatment | 90945 |
37 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
400 |
| 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 |
390 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
110 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
85 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
69 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
50 |
| Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99439 |
44 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
35 |
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 nephrology specialists in Wynnewood 8
Same specialty, same city.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1998 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Hemodialysis procedure with physician evaluation 7
Providers in PA who bill this service to Medicare most often.
Common questions
What does Dr. Teehan specialize in?
Dr. Teehan is a nephrology in Wynnewood, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEPHROLOGY”.
NPI registry
Where is Dr. Teehan located?
Dr. Teehan is listed at 100 E LANCASTER AVE STE 130, Wynnewood, PA 19096. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Teehan's phone number?
The number on file is (610) 649-1175. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Teehan?
Dr. Teehan's National Provider Identifier is 1558366237. 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. Teehan go to medical school?
Dr. Teehan attended Jefferson Medical College of Thomas Jefferson University, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Teehan have?
Dr. Teehan has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Teehan do most often?
According to Medicare billing data, Dr. Teehan provides treatments such as hemodialysis procedure with physician evaluation and dialysis procedure including 1 evaluation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Teehan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Teehan. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.