Doctor profile · Federal record

Dr. Erin Sarzynski, MD

Internal Medicine Physician (CMS: Geriatric Medicine) · Geriatric Medicine (Internal Medicine) Physician · Okemos, MI

  • NPI 1669676680
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2446 Jolly RD Ste B
Okemos, MI 488643514
(517) 253-5530
fax (517) 253-5535

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
April 30, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301089745
Medicaid
MI #1669676680

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669676680. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
285
Distinct HCPCS
7
Medicare allowed
$26,110
HCPCS Description Services Patients Avg allowed
99497 Advance care planning, first 30 minutes 76 47 $73
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 60 59 $166
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 39 28 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 24 $115
99498 Advance care planning, each additional 30 minutes 29 23 $69
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 26 18 $29
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 22 18 $48

In context: peer comparison

Among 3 peers in this city , average services per provider: 715. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$635
Transactions
36
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 11 $197.61
ABBVIE INC. 7 $138.95
AstraZeneca Pharmaceuticals LP 5 $68.94
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $56.71
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $37.84
Novo Nordisk Inc 2 $29.15
Averitas Pharma Inc. 1 $23.88
Bayer Healthcare Pharmaceuticals Inc. 1 $20.04
Biogen, Inc. 1 $18.43
Exact Sciences Corporation 1 $15.28
COLOPLAST CORP 1 $14.32
Phathom Pharmaceuticals, Inc. 1 $13.80

By nature of payment

Food and Beverage
$635

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
84
Patients
0
Total drug cost
$568
Drug Type Claims Patients Total cost
Fluoxetine Hcl Generic 15 0 $99
Furosemide Generic 15 0 $59
Tamsulosin Hcl Generic 15 0 $95
Potassium Chloride Generic 14 0 $170
Pantoprazole Sodium Generic 13 0 $96
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $49

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Sarzynski's medical specialty?
Dr. Erin Sarzynski practices Internal Medicine Physician in Okemos, MI.
Where does Dr. Erin Sarzynski practice?
Dr. Erin Sarzynski practices at 2446 Jolly RD Ste B, Okemos, MI 488643514. Office phone: 5172535530.
What is Dr. Erin Sarzynski's NPI?
Dr. Erin Sarzynski's National Provider Identifier (NPI) is 1669676680, issued by NPPES.
Does Dr. Erin Sarzynski accept Medicare assignment?
Yes. Dr. Erin Sarzynski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Sarzynski commonly perform?
Top Medicare-reported procedures in 2023: Advance care planning (HCPCS 99497); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.