Doctor profile · Federal record

Dr. Brian Hollenbeck, MD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Boston, MA

  • NPI 1841451838
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
125 Parker Hill Ave Ste 600
Boston, MA 02120
(617) 754-5900
fax (617) 754-6507
Additional location
593 Eddy St
Providence, RI 029034923
(401) 444-8450
fax (401) 444-5088

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
February 7, 2019
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
Massachusetts #251280

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841451838. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
292
Distinct HCPCS
6
Medicare allowed
$34,496
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 92 53 $140
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 84 30 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 55 39 $97
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 32 32 $142
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $182
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 12 $138

In context: peer comparison

Among 71 peers in Boston Infectious Disease Physician, average services per provider: 59. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
292
Patients
16
Total drug cost
$11,887
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 27 16 $1,259
Hydrochlorothiazide Generic 25 0 $186
Trazodone Hcl Generic 24 0 $214
Vancomycin Hcl Generic 24 0 $4,540
Atorvastatin Calcium Generic 22 0 $476
Cefazolin Sodium Generic 21 0 $2,028
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 21 0 $171
Celecoxib Generic 19 0 $292
Rosuvastatin Calcium Generic 19 0 $667
Atenolol Generic 17 0 $190

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Hollenbeck's medical specialty?
Dr. Brian Hollenbeck practices Infectious Disease Physician in Boston, MA.
Where does Dr. Brian Hollenbeck practice?
Dr. Brian Hollenbeck practices at 125 Parker Hill Ave Ste 600, Boston, MA 02120. Office phone: 6177545900.
What is Dr. Brian Hollenbeck's NPI?
Dr. Brian Hollenbeck's National Provider Identifier (NPI) is 1841451838, issued by NPPES.
Does Dr. Brian Hollenbeck accept Medicare assignment?
Yes. Dr. Brian Hollenbeck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Hollenbeck commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.