Doctor profile · Federal record

Dr. Guillana Simon, MSN FNP-BC, RN, CEN

Family Nurse Practitioner (CMS: Nurse Practitioner) · California, MD

  • NPI 1497270110
  • Accepts Medicare
  • MIPS 76.3 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22590 Shady CT
California, MD 206195009
(301) 737-0500
Mailing address
11186 Sewickley St
Waldorf, MD 206012688

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Profile last updated
October 29, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Maryland #R152798

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497270110. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
360
Distinct HCPCS
9
Medicare allowed
$34,646
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 100 100 $111
99285 Emergency department visit with high level of medical decision making 76 76 $155
99214 Established patient office or other outpatient visit, 30-39 minutes 46 46 $120
87804 Detection test by immunoassay with direct visual observation for influenza virus 34 17 $16
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 27 27 $35
99283 Emergency department visit with low level of medical decision making 23 23 $66
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 20 20 $16
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $157
81003 Automated urinalysis test 16 16 $2

In context: peer comparison

Among 3 peers in California Family Nurse Practitioner, average services per provider: 59. This provider delivers 6.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
119
Patients
116
Total drug cost
$731
Drug Type Claims Patients Total cost
Prednisone Generic 23 23 $40
Naproxen Generic 21 20 $94
Cyclobenzaprine Hcl Generic 19 19 $96
Tramadol Hcl Generic 17 15 $39
Cephalexin Generic 16 16 $119
Cefdinir Generic 12 12 $276
Azithromycin Generic 11 11 $66

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Guillana Simon's medical specialty?
Dr. Guillana Simon practices Family Nurse Practitioner in California, MD.
Where does Dr. Guillana Simon practice?
Dr. Guillana Simon practices at 22590 Shady CT, California, MD 206195009. Office phone: 3017370500.
What is Dr. Guillana Simon's NPI?
Dr. Guillana Simon's National Provider Identifier (NPI) is 1497270110, issued by NPPES.
Does Dr. Guillana Simon accept Medicare assignment?
Yes. Dr. Guillana Simon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Guillana Simon commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.