Doctor profile · Federal record

Dr. Donna Greenwood, MD

Internal Medicine Physician · Portland, ME

  • NPI 1922259324
  • 18 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
43 Baxter Blvd
Portland, ME 041011894
(207) 879-3040
fax (207) 879-3947

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
September 19, 2011
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Maine #013240

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922259324. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
546
Distinct HCPCS
5
Medicare allowed
$36,905
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 196 121 $82
99213 Established patient office or other outpatient visit, 20-29 minutes 187 143 $63
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 111 111 $54
99212 Established patient office or other outpatient visit, 10-19 minutes 34 30 $48
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $80

In context: peer comparison

Among 43 peers in Portland Internal Medicine Physician, average services per provider: 61. This provider delivers 9.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,443
Patients
1,212
Total drug cost
$236,987
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 723 200 $12,268
Lisinopril Generic 469 126 $4,268
Amlodipine Besylate Generic 422 121 $4,322
Levothyroxine Sodium Generic 399 95 $7,307
Omeprazole Generic 321 94 $7,599
Losartan Potassium Generic 298 82 $4,398
Gabapentin Generic 280 50 $5,721
Hydrochlorothiazide Generic 270 79 $1,153
Metoprolol Succinate Generic 235 60 $6,795
Metformin Hcl Generic 194 52 $2,669

Frequently asked questions

Auto-generated from federal data
What is Dr. Donna Greenwood's medical specialty?
Dr. Donna Greenwood practices Internal Medicine Physician in Portland, ME.
Where does Dr. Donna Greenwood practice?
Dr. Donna Greenwood practices at 43 Baxter Blvd, Portland, ME 041011894. Office phone: 2078793040.
What is Dr. Donna Greenwood's NPI?
Dr. Donna Greenwood's National Provider Identifier (NPI) is 1922259324, issued by NPPES.
What procedures does Dr. Donna Greenwood commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.