Doctor profile · Federal record

Dr. Beverly Brennan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Haverhill, MA

  • NPI 1174519730
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
600 Primrose St
Haverhill, MA 01830
(978) 469-7100
fax (978) 469-7199
Additional location
1 Parkway
Haverhill, MA 018306278
(978) 521-3250
fax (978) 469-5646

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
June 1, 2019
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #206547
Medicaid
MA #110041739A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174519730. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,522
Distinct HCPCS
10
Medicare allowed
$153,934
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 405 259 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 355 234 $93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 184 184 $132
G0008 Administration of influenza virus vaccine 98 93 $31
90662 Influenza vaccine split virus, preservative free 84 81 $72
77080 Dxa bone density measurement of hip, pelvis, spine 50 50 $34
90480 Admn sarscov2 vacc 1 dose 41 41 $42
91320 Sarscv2 vac 30mcg trs-suc im 41 41 $128
99215 Established patient office or other outpatient visit, 40-54 minutes 30 29 $183
99495 Transitional care management services for problem of at least moderate complexity 29 27 $201

In context: peer comparison

Among 9 peers in Haverhill Internal Medicine Physician, average services per provider: 169. This provider delivers 9.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,436
Patients
488
Total drug cost
$20,108
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 178 55 $3,176
Amlodipine Besylate Generic 151 59 $1,162
Omeprazole Generic 145 46 $3,020
Lisinopril Generic 131 45 $1,010
Levothyroxine Sodium Generic 124 38 $1,662
Gabapentin Generic 115 37 $2,672
Alprazolam Generic 89 18 $608
Metoprolol Succinate Generic 83 30 $2,003
Tramadol Hcl Generic 75 17 $435
Trazodone Hcl Generic 71 30 $881

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Beverly Brennan's medical specialty?
Dr. Beverly Brennan practices Internal Medicine Physician in Haverhill, MA.
Where does Dr. Beverly Brennan practice?
Dr. Beverly Brennan practices at 600 Primrose St, Haverhill, MA 01830. Office phone: 9784697100.
What is Dr. Beverly Brennan's NPI?
Dr. Beverly Brennan's National Provider Identifier (NPI) is 1174519730, issued by NPPES.
Does Dr. Beverly Brennan accept Medicare assignment?
Yes. Dr. Beverly Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Beverly Brennan 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.