Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CHRISTOPHER CHAPMAN JR. M.D.
NPI 1790993459
Pathology - Anatomic Pathology & Clinical Pathology in Bethlehem, PA

Q: What is Christopher Chapman's NPI number?

The NPI number for Christopher Chapman is 1790993459. It was assigned to this individual provider in the NPPES registry on May 18, 2007.

Q: What is Christopher Chapman's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Active since May 18, 2007PECOS EnrolledAccepts Medicare Assignment

801 OSTRUM ST., BETHLEHEM, PA 18015(484) 526-5678 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 2, 2026, Nov 7, 2016 (2 updates tracked since 2016).

On this page

About Dr. Christopher Chapman Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHRISTOPHER CHAPMAN JR. M.D. (NPI 1790993459) is an individual anatomic pathology & clinical pathology provider in Bethlehem, Pennsylvania, licensed in Pennsylvania (MD442433) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with St Luke's Warren Hospital, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1790993459

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. CHRISTOPHER CHAPMAN JR.Credential: M.D.

Location Address801 OSTRUM ST.Bethlehem, PA 18015-1000

Mailing Address801 Ostrum StBethlehem, PA 18015-1000 · (484) 526-5678

Phone(484) 526-5678

Sole ProprietorNo

Medical School CMSOtherGraduated 1999

Enumeration DateMay 18, 2007

Last NPPES UpdateSeptember 2, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 2, 2026

✔ NPI 1790993459 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in PA · MD442433

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

801 OSTRUM ST., Bethlehem, PA 18015

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Christopher Chapman Jr. M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6709057789

PECOS Enrollment IDI20110923000072

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Christopher Chapman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Luke's Physician Group, Inc.

Same address

Trauma Surgery

801 OSTRUM ST
Bethlehem, PA 18015

Reassigned Medicare billing, Pennsylvania enrollment
Medicare enrollment name: St Lukes Physician Group Inc
2,851 clinicians in this Medicare group

NPI 1083789150 (484) 526-2200

St. Luke's Warren Physician Group, PC

13 mi

Pulmonary Disease

123B ROSEBERRY ST
Phillipsburg, NJ 08865

Reassigned Medicare billing, New Jersey enrollment
Medicare enrollment name: St Lukes Warren Physician Group PC
528 clinicians in this Medicare group

NPI 1518387547 (908) 213-3433

Gslpg, Inc

37 mi

Specialist

100 PARAMOUNT BLVD
Orwigsburg, PA 17961

Reassigned Medicare billing, Pennsylvania enrollment
953 clinicians in this Medicare group

NPI 1366006702 (272) 639-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Luke's Warren Hospital

Acute Care Hospitals · Phillipsburg, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310060

Location185 Roseberry StPhillipsburg, NJ 08865 · Warren County

Emergency services

St Lukes Quakertown Hospital

Acute Care Hospitals · Quakertown, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390035

Location3000 St. Luke's DriveQuakertown, PA 18951 · Bucks County

Emergency services Birthing friendly

St Luke's Hospital Bethlehem

Acute Care Hospitals · Bethlehem, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390049

Location801 Ostrum StreetBethlehem, PA 18015 · Northampton County

Emergency services Birthing friendly

St Luke's Miners Memorial Hospital

Acute Care Hospitals · Coaldale, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390183

Location360 W Ruddle StreetCoaldale, PA 18218 · Schuylkill County

Emergency services

St Luke's Hospital - Monroe Campus

Acute Care Hospitals · Stroudsburg, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390330

Location100 St Luke's LaneStroudsburg, PA 18360 · Monroe County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 18015 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$126.34 typical visit price

range $54.64 – $166.87

Typical copayment $31.58 (range $13.66 – $41.71)

Most-billed visit code 99204

Established Patient

$96.82 typical visit price

range $17.33 – $135.84

Typical copayment $24.20 (range $4.33 – $33.96)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DYLAN MATTHEW MCKEEVER

Physician Assistant

801 OSTRUM ST., PRISCILLA PAYNE HURD PAVILION, 2ND FLOOR
BETHLEHEM, PA 18015

Northampton County (212) 272-1000

DR. DUSTIN ADAM GREENHILL M.D.

Orthopaedic Surgery

801 OSTRUM ST., PRISCILLA PAYNE HURD PAVILION, 2ND FLOOR
BETHLEHEM, PA 18015

Northampton County (484) 526-1835

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Christopher Chapman's NPI number?

The NPI number for Christopher Chapman is 1790993459. It was assigned to this individual provider in the NPPES registry on May 18, 2007.

Where is Christopher Chapman located?

Christopher Chapman practices at 801 Ostrum St., Bethlehem, PA 18015. The listed phone number is (484) 526-5678.

What is Christopher Chapman's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Christopher Chapman enrolled in Medicare?

Yes. Christopher Chapman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Christopher Chapman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Chapman reassigns Medicare benefits to 3 organizations: St. Luke's Physician Group, Inc. (Bethlehem, PA), St. Luke's Warren Physician Group, PC (Phillipsburg, NJ) and Gslpg, Inc (Orwigsburg, PA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Chapman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Christopher Chapman affiliated with any hospitals?

According to CMS data, Christopher Chapman is affiliated with St Luke's Warren Hospital, St Lukes Quakertown Hospital, St Luke's Hospital Bethlehem, St Luke's Miners Memorial Hospital and St Luke's Hospital - Monroe Campus.

When was this NPI record last updated?

The NPPES record for Christopher Chapman was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.