Geoffrey Stephan Teehan, M.D.
Nephrology Physician · Wynnewood, PA
Geoffrey Stephan Teehan, M.D. is a nephrology physician with a practice address in Wynnewood, Pennsylvania, and NPI 1558366237, issued on Jun 17, 2005. Check the license (Pennsylvania MD426100, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Geoffrey Stephan Teehan
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- MD426100 PA
Self-reported in NPPES; status is on the state search - Practice location
- 100 E Lancaster Ave Ste 130, Wynnewood, PA 19096
- Phone
- (610) 649-1175
- Enumerated
- Jun 17, 2005
- Record last updated
- Jun 3, 2022
- Fax
- (610) 896-8753
- Medicare enrollment
- Enrolled (PECOS I20050808000408); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 651 in Pennsylvania → Look up another NPI →
Also registered at 100 E Lancaster Ave Ste 130
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Naomi Barton, CRNPGerontology Nurse Practitioner1053792275
- Robert Benz, MDNephrology Physician1598753691
- Umber Burhan, MDNephrology Physician1932339124
- Paul Robbins, DONephrology Physician1508854506
- Robert Schoepe, D.O.Nephrology Physician1366709909
- Sachin Shrestha, M.D.Nephrology Physician1861632325
Verify Geoffrey Stephan Teehan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD426100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average nephrology physician in 2024
1,595 Medicare Part D claims for 264 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Calcitriol389 claims
- Amlodipine Besylate124 claims
- Allopurinol84 claims
- Jardiance74 claims
- Nifedipine Er69 claims
- Lisinopril62 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $379.99
10 payments; by number, the most common kind was food and beverage; the largest payer was Vifor Pharma, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Kidney Care Specialists LLCWynnewood, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Geoffrey Stephan Teehan among 651 nephrology physician records in Pennsylvania
Geoffrey Stephan Teehan, M.D. is one of 651 nephrology physician records with a practice address in Pennsylvania. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1998 · median 2001 among the 468 with a school on file
- Record last updated2022 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 nephrology physician records list a practice address in Wynnewood
They are 13 of the 1,246 NPPES records with a practice address in Wynnewood, and 651 nephrology physician records in Pennsylvania.
All 651 in Pennsylvania → Every provider in Wynnewood → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Robert Benz, MDWynnewood, PA 190961598753691
- Umber Burhan, MDWynnewood, PA 190961932339124
- Robert Grossman, MDWynnewood, PA 190961932139037
- Corinne Morgan, MDWynnewood, PA 190961659369874
- Ghazal QuinnWynnewood, PA 190961366837759
- Paul Robbins, DOWynnewood, PA 190961508854506
- Charles Schleifer, MDWynnewood, PA 190961679561963
- Robert Schoepe, D.O.Wynnewood, PA 190961366709909
Common questions
What is Geoffrey Stephan Teehan, M.D.'s NPI number?
Geoffrey Stephan Teehan, M.D.'s National Provider Identifier (NPI) is 1558366237, issued on Jun 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Geoffrey Stephan Teehan, M.D. located?
The NPPES record lists a practice address at 100 E Lancaster Ave Ste 130, Wynnewood, PA, 19096. Phone: (610) 649-1175. Providers update this record themselves, so call before visiting.
How can I verify Geoffrey Stephan Teehan, M.D.'s license?
NPPES lists Pennsylvania license number MD426100, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Geoffrey Stephan Teehan, M.D. prescribe under Medicare Part D?
In 2024, Geoffrey Stephan Teehan, M.D. had 1,595 Medicare Part D claims for 264 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.