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Internal Medicine

Steven J. Hatten Jr., MD

Sees patients in Wynnewood, PA · Pennsylvania

Summary

Dr. Steven J. Hatten Jr., MD is an internal medicine doctor at 100 E Lancaster Ave, Suite 556 Mlhc Geriatrics and Im Wynnewood, Wynnewood, PA 19096. Phone: (610) 896-7424. Accepts Medicare assignment. NPI 1619672391. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 100 E Lancaster Ave, Suite 556 Mlhc Geriatrics and Im Wynnewood, Wynnewood, PA 19096 · Directions
  • Phone: (610) 896‑7424
  • Medicare: Accepts Medicare assignment
  • Group practice: Main Line Healthcare
  • Medical school: Pennsylvania State University College Of Medicine · graduated 2023 (3 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Steven J. Hatten Jr., joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Steven J. Hatten Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Steven J. Hatten Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Steven J. Hatten Jr.'s NPI number?
1619672391. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Steven J. Hatten Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

  • 100 E Lancaster Ave, Suite 556 Mlhc Geriatrics and Im WynnewoodWynnewood, PA 19096 (610) 896‑7424

Group practices

Medicare enrollment lists Steven J. Hatten Jr. as a member of this group (CMS data updated October 2, 2026).

  • Main Line Healthcare1,184 clinicians in the group

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Wynnewood

Clinicians with the same Medicare primary specialty in Wynnewood, PA — not a recommendation.

All internal medicine doctors in Wynnewood →

Other clinicians in Main Line Healthcare

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolPennsylvania State University College Of Medicine
Graduation year2023 (3 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619672391
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians