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DR. KAI MAARTEN STURMANN MD
NPI 1063586790
Emergency Medicine in Greenport, NY

Active since November 17, 2006PECOS Enrolled
201 MANOR PLACE, EMERGENCY DEPARTMENT, GREENPORT, NY 11944(631) 477-5144 Get Directions Write a Review

NPPES record last updated: November 8, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 8, 2018, Oct 5, 2018 (2 updates tracked since 2018).

About Dr. Kai Maarten Sturmann Md NPPES

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

DR. KAI MAARTEN STURMANN MD (NPI 1063586790) is an individual emergency medicine provider in Greenport, New York, licensed in New York (157766) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Stony Brook.

NPPES Registry Identity

NPI1063586790
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. KAI MAARTEN STURMANNCredential: MD
Location Address201 MANOR PLACE, EMERGENCY DEPARTMENTGreenport, NY 11944
Mailing AddressPo Box 1559Stony Brook, NY 11790-0989 · (631) 444-0650
Phone(631) 477-5144
Sole ProprietorNo
Enumeration DateNovember 17, 2006
Last NPPES UpdateNovember 8, 20182 updates tracked since enumeration
✔ NPI 1063586790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in NY · 157766
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
201 MANOR PLACE, Greenport, NY 11944
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Secondary Practice Location 1

Location 1101 Nicolls Road, HSC L-4 Room 080Stony Brook, NY 11794-8350 · Phone (631) 444-2499

Other Identifiers 1

Medicaid01016522NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kai Maarten Sturmann Md 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.

Medicare Billing Reassignment

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

Stony Brook Emergency Physicians, University Faculty Practice Corporat
42 mi
Emergency Medicine
SUNY @ STONY BROOK, UNIVERSITY HOSPITAL, L4, RM 515
Stony Brook, NY 11794
  • Reassigned Medicare billing, New York enrollment
  • 77 clinicians in this Medicare group
NPI 1265487672 (631) 444-2406

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 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
36 services36 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11944 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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

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

DR. DANIEL R KLAGES M.D.
Psychiatry & Neurology (Psychiatry)
201 MANOR PLACE
GREENPORT, NY 11944
Suffolk County (631) 477-1000

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 Kai Sturmann's NPI number?

The NPI number for Kai Sturmann is 1063586790. It was assigned to this individual provider in the NPPES registry on November 17, 2006.

Where is Kai Sturmann located?

Kai Sturmann practices at 201 Manor Place Emergency Department, Greenport, NY 11944. The listed phone number is (631) 477-5144.

What is Kai Sturmann's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Kai Sturmann enrolled in Medicare?

Yes. Kai Sturmann is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kai Sturmann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kai Sturmann reassigns Medicare benefits to Stony Brook Emergency Physicians, University Faculty Practice Corporat (Stony Brook, NY). 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 Kai Sturmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kai Sturmann was last updated on November 8, 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.