Doctor profile · Federal record

Dr. Preston Douglas, M.D.

Neurology Physician (CMS: Neurology) · Newport, RI

  • NPI 1821416637
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
19 Friendship St
Newport, RI 028402272
(401) 845-3800

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
June 27, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Rhode Island #MD16188

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821416637. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
732
Distinct HCPCS
9
Medicare allowed
$95,016
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 274 208 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 151 134 $92
99215 Established patient office or other outpatient visit, 40-54 minutes 87 65 $175
95816 Measurement of brain wave activity (eeg), awake and drowsy 51 47 $57
99205 New patient office or other outpatient visit, 60-74 minutes 48 48 $224
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 40 38 $175
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $169
99442 Telephone medical discussion with physician, 11-20 minutes 27 25 $92
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 16 11 $50

In context: peer comparison

Among 2 peers in Newport Neurology Physician, average services per provider: 54. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,471
Patients
517
Total drug cost
$78,923
Drug Type Claims Patients Total cost
Gabapentin Generic 358 74 $7,780
Donepezil Hcl Generic 310 67 $3,953
Pregabalin Generic 269 41 $10,179
Levetiracetam Generic 246 59 $10,636
Memantine Hcl Generic 233 45 $12,442
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 137 30 $6,067
Atorvastatin Calcium Generic 133 38 $1,868
Trazodone Hcl Generic 125 29 $1,319
Propranolol Hcl ER (Propranolol Hcl) Brand 113 27 $6,374
Clopidogrel (Clopidogrel Bisulfate) Brand 110 22 $1,827

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Preston Douglas's medical specialty?
Dr. Preston Douglas practices Neurology Physician in Newport, RI.
Where does Dr. Preston Douglas practice?
Dr. Preston Douglas practices at 19 Friendship St, Newport, RI 028402272. Office phone: 4018453800.
What is Dr. Preston Douglas's NPI?
Dr. Preston Douglas's National Provider Identifier (NPI) is 1821416637, issued by NPPES.
Does Dr. Preston Douglas accept Medicare assignment?
Yes. Dr. Preston Douglas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Preston Douglas 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.