Doctor profile · Federal record

Dr. Allyson Barker, DO

Family Medicine Physician (CMS: Family Practice) · Roscommon, MI

  • NPI 1811347479
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
234 Lake St
Roscommon, MI 486539203
(989) 275-1200
fax (989) 275-1210
Additional location
1250 E Michigan Ave
Grayling, MI 497387074
(989) 348-0550
fax (989) 348-0473
Additional location
1400 Medical Campus Dr
Traverse City, MI 49684
(231) 935-8000
fax (231) 935-8099
Show 1 more location
Additional location
2585 W Houghton Lake Dr
Prudenville, MI 486519624
(989) 366-2900
fax (989) 366-1166

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
April 16, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #5101022332

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811347479. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$363
Transactions
21
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $152.84
Novo Nordisk INC 4 $69.90
GlaxoSmithKline, LLC. 4 $59.20
Exact Sciences Corporation 2 $29.12
Lundbeck LLC 1 $22.38
Otsuka America Pharmaceutical, INC. 1 $15.66
AstraZeneca Pharmaceuticals Lp 1 $14.06

By nature of payment

Food and Beverage
$363

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,381
Patients
721
Total drug cost
$194,404
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 346 103 $6,752
Lisinopril Generic 332 97 $5,049
Amlodipine Besylate Generic 224 58 $3,077
Levothyroxine Sodium Generic 201 53 $4,395
Omeprazole Generic 197 57 $3,483
Metformin Hcl Generic 161 52 $2,864
Losartan Potassium Generic 147 47 $3,409
Rosuvastatin Calcium Generic 118 42 $4,020
Gabapentin Generic 115 38 $2,496
Trazodone Hcl Generic 107 33 $1,660

Frequently asked questions

Auto-generated from federal data
What is Dr. Allyson Barker's medical specialty?
Dr. Allyson Barker practices Family Medicine Physician in Roscommon, MI.
Where does Dr. Allyson Barker practice?
Dr. Allyson Barker practices at 234 Lake St, Roscommon, MI 486539203. Office phone: 9892751200.
What is Dr. Allyson Barker's NPI?
Dr. Allyson Barker's National Provider Identifier (NPI) is 1811347479, issued by NPPES.
Does Dr. Allyson Barker accept Medicare assignment?
Yes. Dr. Allyson Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.