Doctor profile · Federal record

Dr. Melissa Grob, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Westminster, CO

  • NPI 1225579980
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2551 W 84Th Ave
Westminster, CO 800313807
(303) 561-5000

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Colorado #APN.0992791-NP · Colorado #0190075

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225579980. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
177
Distinct HCPCS
6
Medicare allowed
$17,557
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 64 64 $143
99214 Established patient office or other outpatient visit, 30-39 minutes 54 50 $110
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 16 16 $50
81002 Urinalysis, manual test 15 15 $3
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $96
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $16

In context: peer comparison

Among 7 peers in Westminster Family Nurse Practitioner, average services per provider: 9,958. This provider delivers 0.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
71
Patients
70
Total drug cost
$423
Drug Type Claims Patients Total cost
Azithromycin Generic 33 32 $138
Ciprofloxacin Hcl Generic 14 14 $118
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $141
Prednisone Generic 11 11 $26

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Grob's medical specialty?
Dr. Melissa Grob practices Family Nurse Practitioner in Westminster, CO.
Where does Dr. Melissa Grob practice?
Dr. Melissa Grob practices at 2551 W 84Th Ave, Westminster, CO 800313807. Office phone: 3035615000.
What is Dr. Melissa Grob's NPI?
Dr. Melissa Grob's National Provider Identifier (NPI) is 1225579980, issued by NPPES.
Does Dr. Melissa Grob accept Medicare assignment?
Yes. Dr. Melissa Grob accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Grob commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635). Source: CMS Medicare Physician & Other Practitioners file.