Doctor profile · Federal record

Dr. Frederick Ruberg, MD

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

  • NPI 1437143070
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
732 Harrison Ave, Preston 3Rd Floor
Boston, MA 021182309
(617) 638-7490
fax (617) 414-8742
Mailing address
801 Albany St Fl Ground
Boston, MA 021192560

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
December 16, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Massachusetts #203028
Medicaid
MA #110005543A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437143070. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
283
Distinct HCPCS
5
Medicare allowed
$29,130
HCPCS Description Services Patients Avg allowed
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 110 110 $73
99215 Established patient office or other outpatient visit, 40-54 minutes 86 81 $150
99214 Established patient office or other outpatient visit, 30-39 minutes 47 39 $104
93356 Heart muscle strain imaging 24 24 $12
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $193

In context: peer comparison

Among 134 peers in Boston Cardiovascular Disease Physician, average services per provider: 118. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$80,000
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $80,000.00

By nature of payment

Grant
$80,000

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
432
Patients
28
Total drug cost
$6,061,241
Drug Type Claims Patients Total cost
Vyndamax (Tafamidis) Brand 253 28 $6,035,201
Eliquis (Apixaban) Brand 40 0 $23,823
Metoprolol Succinate Generic 40 0 $611
Atorvastatin Calcium Generic 37 0 $527
Lisinopril Generic 21 0 $42
Rosuvastatin Calcium Generic 15 0 $784
Losartan Potassium Generic 14 0 $185
Hydrochlorothiazide Generic 12 0 $68

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Frederick Ruberg's medical specialty?
Dr. Frederick Ruberg practices Cardiovascular Disease Physician in Boston, MA.
Where does Dr. Frederick Ruberg practice?
Dr. Frederick Ruberg practices at 732 Harrison Ave, Boston, MA 021182309. Office phone: 6176387490.
What is Dr. Frederick Ruberg's NPI?
Dr. Frederick Ruberg's National Provider Identifier (NPI) is 1437143070, issued by NPPES.
Does Dr. Frederick Ruberg accept Medicare assignment?
Yes. Dr. Frederick Ruberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frederick Ruberg commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.