Doctor profile · Federal record

Dr. Matthew Lammi, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Internal Medicine Physician · Baltimore, MD

  • NPI 1386818904
  • 21 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-5000
Additional location
1901 Perdido St, Meb Suite 3205
New Orleans, LA 701121393
(504) 568-4634
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
June 27, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (3)
Maryland #D97940 · Louisiana #MD205622 · Pennsylvania #MD433669
Medicaid (2)
MS #01373752 · LA #2306391

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386818904. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
162
Distinct HCPCS
5
Medicare allowed
$24,725
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 57 28 $213
99215 Established patient office or other outpatient visit, 40-54 minutes 38 25 $141
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 19 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 28 13 $122
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $135

In context: peer comparison

Among 44 peers in Baltimore Pulmonary Disease Physician, average services per provider: 71. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
806
Patients
52
Total drug cost
$6,540,917
Drug Type Claims Patients Total cost
Opsumit (Macitentan) Brand 186 21 $2,409,500
Mycophenolate Mofetil Generic 95 19 $41,714
Tadalafil Generic 87 0 $61,468
Uptravi (Selexipag) Brand 82 0 $1,875,506
Tyvaso Dpi (Treprostinil) Brand 54 0 $1,306,310
Adempas (Riociguat) Brand 53 0 $724,424
Sildenafil Citrate Generic 46 0 $2,020
Furosemide Generic 39 12 $353
Prednisone Generic 35 0 $138
Ambrisentan Generic 33 0 $111,038

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Lammi's medical specialty?
Dr. Matthew Lammi practices Pulmonary Disease Physician in Baltimore, MD.
Where does Dr. Matthew Lammi practice?
Dr. Matthew Lammi practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109555000.
What is Dr. Matthew Lammi's NPI?
Dr. Matthew Lammi's National Provider Identifier (NPI) is 1386818904, issued by NPPES.
Does Dr. Matthew Lammi accept Medicare assignment?
Dr. Matthew Lammi does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Matthew Lammi commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.