Doctor profile · Federal record

Dr. Herman Sullivan, MD

Neurology Physician (CMS: Neurology) · Grand Rapids, MI

  • NPI 1528008281
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Cherry St Se
Grand Rapids, MI 49503
(616) 685-5050
Mailing address
245 State St Se, Ste 221
Grand Rapids, MI 49503

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 8, 2010
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Michigan #4301069347

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528008281. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
3
Medicare allowed
$7,836
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 39 34 $96
99213 Established patient office or other outpatient visit, 20-29 minutes 20 17 $65
99215 Established patient office or other outpatient visit, 40-54 minutes 20 19 $140

In context: peer comparison

Among 16 peers in this city , average services per provider: 170. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$200
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
TG Therapeutics, Inc. 2 $200.23

By nature of payment

Food and Beverage
$200

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,064
Patients
99
Total drug cost
$1,190,961
Drug Type Claims Patients Total cost
Baclofen Generic 175 31 $5,551
Gabapentin Generic 154 25 $2,928
Dalfampridine Er (Dalfampridine) Brand 126 21 $97,833
Fingolimod (Fingolimod Hcl) Brand 89 0 $242,419
Diazepam Generic 77 11 $396
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 67 0 $4,091
Methylphenidate Hcl Generic 63 11 $1,974
Teriflunomide Generic 53 0 $138,876
Amitriptyline Hcl Generic 49 0 $1,124
Modafinil Generic 43 0 $5,550

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Herman Sullivan's medical specialty?
Dr. Herman Sullivan practices Neurology Physician in Grand Rapids, MI.
Where does Dr. Herman Sullivan practice?
Dr. Herman Sullivan practices at 200 Cherry St Se, Grand Rapids, MI 49503. Office phone: 6166855050.
What is Dr. Herman Sullivan's NPI?
Dr. Herman Sullivan's National Provider Identifier (NPI) is 1528008281, issued by NPPES.
Does Dr. Herman Sullivan accept Medicare assignment?
Yes. Dr. Herman Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Herman Sullivan 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.