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MARGARET KREHER MD
NPI 1235183906
Internal Medicine - Hospice and Palliative Medicine in Philadelphia, PA

Active since May 19, 2006PECOS EnrolledAccepts Medicare Assignment
925 CHESTNUT STREET SUITE 420, PHILADELPHIA, PA 19107(215) 955-8847(215) 955-2340 Get Directions Write a Review

NPPES record last updated: November 27, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 27, 2018, Jun 27, 2018 (2 updates tracked since 2018).

About Margaret Kreher Md NPPES

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

MARGARET KREHER MD (NPI 1235183906) is an individual hospice and palliative medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD042706L) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and maintains a secondary practice location in Hershey.

NPPES Registry Identity

NPI1235183906
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameMARGARET KREHERCredential: MD
Location Address925 CHESTNUT STREET SUITE 420Philadelphia, PA 19107
Mailing Address925 Chestnut Street Suite 420Philadelphia, PA 19107 · (215) 955-8847 · Fax (215) 955-2340
Phone(215) 955-8847
Fax(215) 955-2340
Sole ProprietorNo
Medical School CMSState University Of Ny Upstate Medical UniversityGraduated 1986
Enumeration DateMay 19, 2006
Last NPPES UpdateNovember 27, 20182 updates tracked since enumeration
✔ NPI 1235183906 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in PA · MD042706L
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
925 CHESTNUT STREET SUITE 420, Philadelphia, PA 19107
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Secondary Practice Location 1

Location 1500 University DrHershey, PA 17033 · Phone (717) 531-6263 · Fax (717) 531-4328

Other Identifiers 1

Medicaid0012150270007PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health.Insurance ›

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

Margaret Kreher Md 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 ID2769405943
PECOS Enrollment IDI20060113000518
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 Reassignment

Medicare enrollment records show Margaret Kreher reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Jefferson University Physicians
Same address
General Practice
33 S. 9TH STREET
Philadelphia, PA 19107
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 1,739 clinicians in this Medicare group
NPI 1326093675 (215) 955-0000

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

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
187 services78 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
81 services81 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
66 services48 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
14 services14 patients

Hospital Affiliations CMS Care Compare

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

Thomas Jefferson University Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390174
Location111 South 11th StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

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 Margaret Kreher's NPI number?

The NPI number for Margaret Kreher is 1235183906. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is Margaret Kreher located?

Margaret Kreher practices at 925 Chestnut Street Suite 420, Philadelphia, PA 19107. The listed phone number is (215) 955-8847.

What is Margaret Kreher's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Margaret Kreher enrolled in Medicare?

Yes. Margaret Kreher 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 organization bills Medicare for Margaret Kreher's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Kreher reassigns Medicare benefits to Jefferson University Physicians (Philadelphia, PA). The 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 Margaret Kreher's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Margaret Kreher accept?

Health plans from Ambetter Health and Ambetter from Buckeye Health Plan list Margaret Kreher as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Margaret Kreher affiliated with any hospitals?

According to CMS data, Margaret Kreher is affiliated with Thomas Jefferson University Hospital.

When was this NPI record last updated?

The NPPES record for Margaret Kreher was last updated on November 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.