Doctor profile · Federal record

Dr. Lea Simmons, PA-C

Physician Assistant · Ann Arbor, MI

  • NPI 1477921989
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-5000
Additional location
1575 Ramblewood Dr, Suite 200
East Lansing, MI 488236384
(517) 827-1800
fax (517) 827-1805
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
September 2015 — 11 yrs on file
Profile last updated
March 18, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601007477

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477921989. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
2
Medicare allowed
$6,794
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 28 27 $176
99292 Critical care, each additional 30 minutes 21 11 $89

In context: peer comparison

Among 139 peers in Ann Arbor Physician Assistant, average services per provider: 53. This provider delivers 0.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lea Simmons's medical specialty?
Dr. Lea Simmons practices Physician Assistant in Ann Arbor, MI.
Where does Dr. Lea Simmons practice?
Dr. Lea Simmons practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349365000.
What is Dr. Lea Simmons's NPI?
Dr. Lea Simmons's National Provider Identifier (NPI) is 1477921989, issued by NPPES.
Does Dr. Lea Simmons accept Medicare assignment?
Yes. Dr. Lea Simmons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lea Simmons commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Critical care (HCPCS 99292). Source: CMS Medicare Physician & Other Practitioners file.