Doctor profile · Federal record

Dr. Mark Flanum, M.D.

Orthopaedic Surgery of the Spine Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Anchorage, AK

  • NPI 1184675126
  • Accepts Medicare
  • MIPS 65.5 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3801 Lake Otis Pkwy, Suite 300
Anchorage, AK 995085234
(907) 562-2277
fax (907) 563-3460
Additional location
1915 E Rezanof Dr Ste 150
Kodiak, AK 996156602
Mailing address
3801 Lake Otis Pkwy Ste 300
Anchorage, AK 995085234

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 23, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207XS0117X — NUCC code
State license (1)
Alaska #6987
Medicaid
AK #1019990

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184675126. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,019
Distinct HCPCS
10
Medicare allowed
$343,935
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 232 142 $113
99214 Established patient office or other outpatient visit, 30-39 minutes 131 128 $159
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 98 58 $317
72110 X-ray of lower and sacral spine, minimum of 4 views 62 56 $59
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 53 44 $161
22633 Fusion of spine in lower back with partial removal of spine bone and disc 39 38 $2,212
64484 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 33 27 $67
72148 Mri scan of lower spinal canal without contrast 32 32 $233
72100 X-ray of lower and sacral spine, 2-3 views 31 25 $46
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back 29 28 $317

In context: peer comparison

Among 4 peers in this city , average services per provider: 52. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,690
Transactions
9
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 5 $1,406.74
Arthrex, Inc. 4 $283.65

By nature of payment

Travel and Lodging
$1,259
Food and Beverage
$432

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
106
Patients
40
Total drug cost
$900
Drug Type Claims Patients Total cost
Meloxicam Generic 34 15 $233
Gabapentin Generic 24 11 $219
Tramadol Hcl Generic 18 14 $139
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 0 $244
Cyclobenzaprine Hcl Generic 13 0 $65

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Flanum's medical specialty?
Dr. Mark Flanum practices Orthopaedic Surgery of the Spine Physician in Anchorage, AK.
Where does Dr. Mark Flanum practice?
Dr. Mark Flanum practices at 3801 Lake Otis Pkwy, Anchorage, AK 995085234. Office phone: 9075622277.
What is Dr. Mark Flanum's NPI?
Dr. Mark Flanum's National Provider Identifier (NPI) is 1184675126, issued by NPPES.
Does Dr. Mark Flanum accept Medicare assignment?
Yes. Dr. Mark Flanum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Flanum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of cage or mesh device to spine bone and disc space during spine fusion (HCPCS 22853). Source: CMS Medicare Physician & Other Practitioners file.