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DR. CHRISTOPHER CLARENCE THESSEN MD
NPI 1649215278
Anesthesiology in Indian Harbour Beach, FL

Active since June 18, 2006PECOS EnrolledAccepts Medicare Assignment
249 LANSING ISLAND DR, INDIAN HARBOUR BEACH, FL 32937(321) 242-9599(321) 242-9599 Get Directions Write a Review

NPPES record last updated: October 21, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Christopher Clarence Thessen Md NPPES

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

DR. CHRISTOPHER CLARENCE THESSEN MD (NPI 1649215278) is an individual anesthesiology provider in Indian Harbour Beach, Florida, licensed in Florida (ME81504) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (1991).

NPPES Registry Identity

NPI1649215278
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. CHRISTOPHER CLARENCE THESSENCredential: MD
Location Address249 LANSING ISLAND DRIndian Harbour Beach, FL 32937-5102
Mailing Address249 Lansing Island DrIndian Harbour Beach, FL 32937-5102 · (321) 242-9599 · Fax (321) 242-9599
Phone(321) 242-9599
Fax(321) 242-9599
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1991
Enumeration DateJune 18, 2006
Last NPPES UpdateOctober 21, 2013
✔ NPI 1649215278 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in FL · ME81504
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
249 LANSING ISLAND DR, Indian Harbour Beach, FL 32937
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Other Identifiers 3

Medicare PIN51899WFL
Medicare UPING75149FL
Medicaid260502300FL

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 Clarence Thessen 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 ID3173514437
PECOS Enrollment IDI20040524001220
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

11

Medicare enrollment records show Christopher Thessen reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Knd Development 59 LLC
5.6 mi
Hospitalist
765 W NASA BLVD
Melbourne, FL 32901
  • Reassigned Medicare billing, Florida enrollment
  • 187 clinicians in this Medicare group
NPI 1366772337 (321) 733-5725
Space Coast Anesthesia Services LLC
14 mi
Anesthesiology
595 N COURTENAY PKWY, 103
Merritt Island, FL 32953
  • Reassigned Medicare billing, Florida enrollment
  • 103 clinicians in this Medicare group
NPI 1942441753 (813) 569-6500
Us Anesthesia Partners Of Florida Inc.
57 mi
Anesthesiology
851 TRAFALGAR CT, SUITE 200E
Maitland, FL 32751
  • Reassigned Medicare billing, Florida enrollment
  • 2,356 clinicians in this Medicare group
NPI 1518910520 (321) 422-7155
David W Nussear MD LLC
61 mi
Anesthesiology
460 SAINT CHARLES CT
Lake Mary, FL 32746
  • Reassigned Medicare billing, Florida enrollment
  • 21 clinicians in this Medicare group
NPI 1700042694 (407) 585-0260
Orlando Anesthesia Consultants PA
62 mi
Anesthesiology
10000 W COLONIAL DR
Ocoee, FL 34761
  • Reassigned Medicare billing, Florida enrollment
  • 108 clinicians in this Medicare group
NPI 1184661696 (407) 667-0444
Orange City Anesthesia Services LLC
65 mi
Anesthesiology
975 TOWN CENTER DR STE 100
Orange City, FL 32763
  • Reassigned Medicare billing, Florida enrollment
  • 129 clinicians in this Medicare group
NPI 1972882314 (386) 456-5247
Gulf-To-Bay Anesthesiology Associates LLC
98 mi
Anesthesiology
13100 FORT KING RD
Dade City, FL 33525
  • Reassigned Medicare billing, Florida enrollment
  • 1,287 clinicians in this Medicare group
NPI 1982932562 (813) 844-4434
North Tampa Anesthesia Consultants
112 mi
Anesthesiology
1402 W FLETCHER AVE
Tampa, FL 33612
  • Reassigned Medicare billing, Florida enrollment
  • 127 clinicians in this Medicare group
NPI 1144216433 (813) 627-4723
Anesthesiology Professional Services, Inc.
115 mi
Anesthesiology
2333 W HILLSBOROUGH AVE STE 110
Tampa, FL 33603
  • Reassigned Medicare billing, Florida enrollment
  • 160 clinicians in this Medicare group
NPI 1902856891 (813) 569-6500
Sarasota Anesthesia Services LLC
132 mi
Anesthesiology
2821 PROCTOR RD
Sarasota, FL 34231
  • Reassigned Medicare billing, Florida enrollment
  • 134 clinicians in this Medicare group
NPI 1689857393 (866) 631-7890

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

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.

Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 01938
This procedure involves using anesthesia to numb your lower back for certain procedures like injections, drainage, or aspiration on your spine or spinal cord. Imaging guidance is used to accurately locate the area to be treated, ensuring precision and safety.
21 services20 patients

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 Thessen's NPI number?

The NPI number for Christopher Thessen is 1649215278. It was assigned to this individual provider in the NPPES registry on June 18, 2006.

Where is Christopher Thessen located?

Christopher Thessen practices at 249 Lansing Island Dr, Indian Harbour Beach, FL 32937. The listed phone number is (321) 242-9599.

What is Christopher Thessen's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Christopher Thessen enrolled in Medicare?

Yes. Christopher Thessen 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 Thessen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Thessen reassigns Medicare benefits to 11 organizations: Knd Development 59 LLC (Melbourne, FL), Space Coast Anesthesia Services LLC (Merritt Island, FL), Us Anesthesia Partners Of Florida Inc. (Maitland, FL), David W Nussear MD LLC (Lake Mary, FL), Orlando Anesthesia Consultants PA (Ocoee, FL) and 6 more organizations, listed in the Medicare section above. 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 Thessen'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 Christopher Thessen was last updated on October 21, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.