Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Orthopedic Surgery

James R. Lachman, MD

Works at hospitals in Sellersville, PA · Stroudsburg, PA · Quakertown, PA … · Pennsylvania, New Jersey

Summary

Dr. James R. Lachman, MD is an orthopedic surgeon at 801 Ostrm St, Bethlehem, PA 18015. Phone: (610) 954-4000. Accepts Medicare assignment. In 2024, James R. Lachman had 375 Original Medicare patients and 893 services. NPI 1841553278. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about James R. Lachman, 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 James R. Lachman accept Medicare assignment?
Yes. Medicare's clinician data says James R. Lachman 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.
How many Medicare patients does James R. Lachman see?
In 2024, CMS data shows 375 Original Medicare patients and 893 services for James R. Lachman. This counts Original Medicare only and measures volume, not quality.
What is James R. Lachman's NPI number?
1841553278. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for James R. Lachman, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients375
Services billed to Medicare893
Different services or procedures78
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)277 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)126 services
  3. Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)108 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)93 services
  5. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)40 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • Arthritis75%
  • High blood pressure71%
  • Anxiety28%
  • Diabetes27%
  • Chronic kidney disease27%

Hospitals where James R. Lachman works

Medicare's Facility Affiliation Data lists James R. Lachman at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where James R. Lachman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists James R. Lachman as a member of this group (CMS data updated October 2, 2026).

  • St Lukes Physician Group Inc2,198 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Pennsylvania →

Other orthopedic surgeons in Pennsylvania

Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.

All orthopedic surgeons in Pennsylvania →

Other clinicians in St Lukes Physician Group Inc

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

Clinician information

CredentialMD
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841553278
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians