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

SARAH GREENE GENSHEIMER MD, PHD
NPI 1629434352
Hospitalist in Portland, ME

Active since January 11, 2016PECOS Enrolled
22 BRAMHALL ST, PORTLAND, ME 04102(207) 662-0111 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 4, 2026, Mar 22, 2023, Jan 11, 2016 (3 updates tracked since 2016).

About Sarah Greene Gensheimer Md, Phd NPPES

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

SARAH GREENE GENSHEIMER MD, PHD (NPI 1629434352) is an individual hospitalist provider in Portland, Maine, licensed in Maine (MD30329) and active in the NPI registry since January 2016. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1629434352
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameSARAH GREENE GENSHEIMERCredential: MD, PHD
Location Address22 BRAMHALL STPortland, ME 04102-3175
Mailing Address22 Bramhall StPortland, ME 04102-3175 · (207) 662-0111
Phone(207) 662-0111
Sole ProprietorNo
Enumeration DateJanuary 11, 2016
Last NPPES UpdateAugust 4, 20263 updates tracked since enumeration
NPPES CertifiedAugust 4, 2026
✔ NPI 1629434352 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in ME · MD30329
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD30329 (ME)
22 BRAMHALL ST, Portland, ME 04102
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11 Medical Center DrBiddeford, ME 04005-9422 · Phone (207) 283-7937 · Fax (207) 283-7018
Location 225 June StSanford, ME 04073-2621 · Phone (207) 324-4310 · Fax (207) 490-7999

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sarah Greene Gensheimer Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04102 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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
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 20

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

ABBY LYNN LABRECQUE PA-C
Physician Assistant (Medical)
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-8111
TEGAN SWIFT RD
Dietitian, Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-4238
DEREK POULIN DO
Anesthesiology
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-2526
MATTHEW SCOTT AUSTIN CRNA
Nurse Anesthetist, Certified Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-2526
MADELINE YOUNGBERG MD
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111
ERICA BRASLEY MD
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111
REBECCA ROSE LIGHTMAN
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-7060
DR. LUKE PATRICK KEFFER MD, MBA
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111

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 Sarah Gensheimer's NPI number?

The NPI number for Sarah Gensheimer is 1629434352. It was assigned to this individual provider in the NPPES registry on January 11, 2016.

Where is Sarah Gensheimer located?

Sarah Gensheimer practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-0111.

What is Sarah Gensheimer's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Sarah Gensheimer enrolled in Medicare?

Yes. Sarah Gensheimer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sarah Gensheimer was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.