Doctor profile · Federal record

Dr. Gena Grube, NP

Nurse Practitioner · Ann Arbor, MI

  • NPI 1629383831
  • Accepts Medicare
  • 16 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
August 2010 — 16 yrs on file
Profile last updated
September 24, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Michigan #4704225822

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629383831. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
260
Distinct HCPCS
4
Medicare allowed
$20,303
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 176 145 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 44 40 $57
99443 Telephone medical discussion with physician, 21-30 minutes 26 22 $83
99442 Telephone medical discussion with physician, 11-20 minutes 14 14 $57

In context: peer comparison

Among 105 peers in this city , average services per provider: 57. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
12
Total drug cost
$402
Drug Type Claims Patients Total cost
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 15 12 $402

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gena Grube's medical specialty?
Dr. Gena Grube practices Nurse Practitioner in Ann Arbor, MI.
Where does Dr. Gena Grube practice?
Dr. Gena Grube practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Gena Grube's NPI?
Dr. Gena Grube's National Provider Identifier (NPI) is 1629383831, issued by NPPES.
Does Dr. Gena Grube accept Medicare assignment?
Yes. Dr. Gena Grube accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gena Grube 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); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.