Doctor profile · Federal record

Dr. Gilbert Daniels, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Boston, MA

  • NPI 1104817311
  • Accepts Medicare
  • 60 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15 Parkman St, Thyroid Associates Wac 730S
Boston, MA 021143117
(617) 726-8430
fax (617) 726-5905
Mailing address
Po Box 9142, Mass General Physician Organization
Charlestown, MA 021299142

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
January 8, 2013
Year of graduation
1966 — 60 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Massachusetts #30109
Medicaid
MA #2006863

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104817311. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
506
Distinct HCPCS
5
Medicare allowed
$71,662
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 362 337 $140
99204 New patient office or other outpatient visit, 45-59 minutes 58 58 $182
99213 Established patient office or other outpatient visit, 20-29 minutes 58 55 $100
10005 Fine needle aspiration biopsy using ultrasound guidance, first growth 16 16 $153
99215 Established patient office or other outpatient visit, 40-54 minutes 12 12 $181

In context: peer comparison

Among 97 peers in Boston Endocrinology, Diabetes & Metabolism Physician, average services per provider: 116. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,264
Patients
361
Total drug cost
$39,826
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 812 251 $14,507
Synthroid (Levothyroxine Sodium) Brand 161 51 $15,307
Methimazole Generic 112 36 $2,372
Liothyronine Sodium Generic 66 23 $4,703
Prednisone Generic 40 0 $579
Calcitriol Generic 24 0 $884
Levoxyl (Levothyroxine Sodium) Brand 20 0 $648
Fludrocortisone Acetate Generic 18 0 $415
Cabergoline Generic 11 0 $412

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gilbert Daniels's medical specialty?
Dr. Gilbert Daniels practices Endocrinology, Diabetes & Metabolism Physician in Boston, MA.
Where does Dr. Gilbert Daniels practice?
Dr. Gilbert Daniels practices at 15 Parkman St, Boston, MA 021143117. Office phone: 6177268430.
What is Dr. Gilbert Daniels's NPI?
Dr. Gilbert Daniels's National Provider Identifier (NPI) is 1104817311, issued by NPPES.
Does Dr. Gilbert Daniels accept Medicare assignment?
Yes. Dr. Gilbert Daniels accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gilbert Daniels commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.