Doctor profile · Federal record

Dr. Mark Schaar, MD

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

  • NPI 1932180148
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3955 Patient Care Dr Ste A
Lansing, MI 489114271
(517) 374-7600
fax (885) 480-9150

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
March 20, 2025
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #4301050244
Medicaid
MI #4279805

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932180148. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
6
Medicare allowed
$29,516
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 173 77 $117
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 48 48 $125
G0444 Annual depression screening, 5 to 15 minutes 45 45 $17
83036 Hemoglobin a1c level 33 17 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 21 21 $87
G0008 Administration of influenza virus vaccine 11 11 $28

In context: peer comparison

Among 40 peers in this city , average services per provider: 268. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,647
Transactions
112
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 19 $345.76
ABBVIE INC. 16 $278.01
GlaxoSmithKline, LLC. 11 $250.18
Otsuka America Pharmaceutical, Inc. 13 $216.68
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 8 $193.99
AstraZeneca Pharmaceuticals LP 3 $193.22
Grifols USA, LLC 4 $170.53
Axsome Therapeutics, Inc. 4 $163.31
Novo Nordisk Inc 12 $155.08
Lilly USA, LLC 5 $77.26
Antares Pharma, Inc. 4 $73.84
Merck Sharp & Dohme LLC 3 $71.77
Amgen Inc. 4 $71.34
Exact Sciences Corporation 3 $66.45
Radius Health, Inc. 3 $52.93

By nature of payment

Food and Beverage
$2,647

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,637
Patients
692
Total drug cost
$46,269
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 349 97 $6,557
Levothyroxine Sodium Generic 316 69 $5,545
Lisinopril Generic 208 58 $2,034
Omeprazole Generic 186 47 $2,220
Rosuvastatin Calcium Generic 179 50 $5,730
Losartan Potassium Generic 170 50 $3,135
Metformin Hcl Generic 159 41 $1,966
Trazodone Hcl Generic 158 38 $1,573
Pioglitazone Hcl Generic 145 38 $6,639
Simvastatin Generic 144 39 $1,519

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Schaar's medical specialty?
Dr. Mark Schaar practices Family Medicine Physician in Lansing, MI.
Where does Dr. Mark Schaar practice?
Dr. Mark Schaar practices at 3955 Patient Care Dr Ste A, Lansing, MI 489114271. Office phone: 5173747600.
What is Dr. Mark Schaar's NPI?
Dr. Mark Schaar's National Provider Identifier (NPI) is 1932180148, issued by NPPES.
Does Dr. Mark Schaar accept Medicare assignment?
Yes. Dr. Mark Schaar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Schaar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.