Doctor profile · Federal record

Dr. Denise Lassaline, PA-C

Physician Assistant · Ann Arbor, MI

  • NPI 1649400763
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
June 4, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601005555

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649400763. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
413
Distinct HCPCS
6
Medicare allowed
$27,638
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 246 235 $56
99214 Established patient office or other outpatient visit, 30-39 minutes 69 66 $84
99442 Telephone medical discussion with physician, 11-20 minutes 47 43 $57
99215 Established patient office or other outpatient visit, 40-54 minutes 28 27 $124
99443 Telephone medical discussion with physician, 21-30 minutes 12 12 $83
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $73

In context: peer comparison

Among 139 peers in this city , average services per provider: 53. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pacira Pharmaceuticals Incorporated 1 $20.67

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
50
Patients
0
Total drug cost
$358
Drug Type Claims Patients Total cost
Pramipexole Dihydrochloride (Pramipexole Di-Hcl) Brand 27 0 $269
Zolpidem Tartrate Generic 23 0 $89

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Denise Lassaline's medical specialty?
Dr. Denise Lassaline practices Physician Assistant in Ann Arbor, MI.
Where does Dr. Denise Lassaline practice?
Dr. Denise Lassaline practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Denise Lassaline's NPI?
Dr. Denise Lassaline's National Provider Identifier (NPI) is 1649400763, issued by NPPES.
Does Dr. Denise Lassaline accept Medicare assignment?
Yes. Dr. Denise Lassaline accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Denise Lassaline commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.