Doctor profile · Federal record

Dr. Marc Portner, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Emergency Medicine Physician · Surgical Critical Care Physician · Lakeland, FL

  • NPI 1831222959
  • Accepts Medicare
  • MIPS 77.7 / 100 · 2023
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1324 Lakeland Hills Blvd
Lakeland, FL 338054543
(863) 687-1321
fax (863) 284-1730

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
September 20, 2016
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (2)
Florida #ME124696 · Pennsylvania #MD427273

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831222959. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
192
Distinct HCPCS
2
Medicare allowed
$36,911
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 149 83 $215
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 43 39 $115

In context: peer comparison

Among 11 peers in this city , average services per provider: 100. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABIOMED 1 $19.18

By nature of payment

Food and Beverage
$19

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Portner's medical specialty?
Dr. Marc Portner practices Critical Care Medicine (Internal Medicine) Physician in Lakeland, FL.
Where does Dr. Marc Portner practice?
Dr. Marc Portner practices at 1324 Lakeland Hills Blvd, Lakeland, FL 338054543. Office phone: 8636871321.
What is Dr. Marc Portner's NPI?
Dr. Marc Portner's National Provider Identifier (NPI) is 1831222959, issued by NPPES.
Does Dr. Marc Portner accept Medicare assignment?
Yes. Dr. Marc Portner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Portner commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.