Doctor profile · Federal record

Dr. Nathan Macdonald, M.D.

Emergency Medicine Physician · Lowell, MA

  • NPI 1639136591
  • MIPS 91.6 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
295 Varnum Ave, Lowell General Hospital Emergency Department
Lowell, MA 018542134
(978) 937-6161

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
August 12, 2009
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Massachusetts #MA155399
Medicaid
MA #2143577

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639136591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
85
Distinct HCPCS
2
Medicare allowed
$14,479
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 65 64 $184
99284 Emergency department visit with moderate level of medical decision making 20 20 $127

In context: peer comparison

Among 10 peers in Lowell Emergency Medicine Physician, average services per provider: 111. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Macdonald's medical specialty?
Dr. Nathan Macdonald practices Emergency Medicine Physician in Lowell, MA.
Where does Dr. Nathan Macdonald practice?
Dr. Nathan Macdonald practices at 295 Varnum Ave, Lowell, MA 018542134. Office phone: 9789376161.
What is Dr. Nathan Macdonald's NPI?
Dr. Nathan Macdonald's National Provider Identifier (NPI) is 1639136591, issued by NPPES.
What procedures does Dr. Nathan Macdonald commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.