Doctor profile · Federal record

Dr. Greta Klein, NP

Nurse Practitioner · Primary Care Nurse Practitioner · Wyoming, MI

  • NPI 1336561026
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2122 Health Dr Sw, Ste 133
Wyoming, MI 49519
(616) 252-5900
fax (616) 252-5956
Additional location
2122 Health Dr Sw Ste 133
Wyoming, MI 495199698
Additional location
3535 W 13 Mile RD
Royal Oak, MI 480736770
(248) 551-5100
Mailing address
5900 Byron Center Ave Sw, Medical Administration
Wyoming, MI 495199606

Credentials & registration

NPPES · NUCC
NPI registered
January 2014 — 12 yrs on file
Profile last updated
April 15, 2019
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Michigan #4704263860
Medicaid
MI #D16078468

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336561026. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
122
Distinct HCPCS
5
Medicare allowed
$9,346
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 48 47 $80
99213 Established patient office or other outpatient visit, 20-29 minutes 22 21 $54
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $110
99213 Established patient office or other outpatient visit, 20-29 minutes 18 16 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 13 12 $80

In context: peer comparison

Among 7 peers in Wyoming Nurse Practitioner, average services per provider: 45. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$291
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Inspire Medical Systems, INC. 4 $236.13
Jazz Pharmaceuticals INC. 2 $33.52
Avadel CNS Pharmaceuticals, LLC 1 $21.15

By nature of payment

Food and Beverage
$291

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
125
Patients
27
Total drug cost
$138,308
Drug Type Claims Patients Total cost
Gabapentin Generic 53 13 $374
Trazodone Hcl Generic 38 14 $355
Zolpidem Tartrate Generic 23 0 $59
Xywav (Sodium,Calcium,Mag,Pot Oxybate) Brand 11 0 $137,520

Frequently asked questions

Auto-generated from federal data
What is Dr. Greta Klein's medical specialty?
Dr. Greta Klein practices Nurse Practitioner in Wyoming, MI.
Where does Dr. Greta Klein practice?
Dr. Greta Klein practices at 2122 Health Dr Sw, Wyoming, MI 49519. Office phone: 6162525900.
What is Dr. Greta Klein's NPI?
Dr. Greta Klein's National Provider Identifier (NPI) is 1336561026, issued by NPPES.
Does Dr. Greta Klein accept Medicare assignment?
Yes. Dr. Greta Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Greta Klein 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); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.