Doctor profile · Federal record

Dr. Marissa Saengsamran, APRN, BC

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Saint Louis, MO

  • NPI 1609931963
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
816 S Kirkwood RD Ste 210
Saint Louis, MO 631226056
(314) 645-4500
fax (314) 645-5907
Mailing address
801 York St
Manitowoc, WI 542204630

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
Missouri #2001015646

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609931963. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,796
Distinct HCPCS
10
Medicare allowed
$150,212
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 1,874 259 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 640 489 $75
17000 Destruction of precancer skin growth, 1 growth 458 346 $46
17110 Destruction of skin growth, 1-14 growths 192 151 $93
11102 Biopsy of related skin growth, first growth 179 151 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 167 119 $106
99212 Established patient office or other outpatient visit, 10-19 minutes 77 71 $47
99203 New patient office or other outpatient visit, 30-44 minutes 66 66 $93
11103 Biopsy of related skin growth, each additional growth 43 31 $42
11300 Shaving of skin growth of body, arms, or legs, 0.5 cm or less 27 24 $62

In context: peer comparison

Among 34 peers in Saint Louis Gerontology Nurse Practitioner, average services per provider: 91. This provider delivers 42× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,183
Transactions
46
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 12 $394.27
Almirall LLC 2 $89.49
Incyte Corporation 4 $87.03
Arcutis Biotherapeutics, INC. 4 $83.50
Leo Pharma INC. 1 $78.92
Galderma Laboratories, L.P. 4 $77.72
Pfizer INC. 4 $72.01
Novartis Pharmaceuticals Corporation 3 $59.99
Sun Pharmaceutical Industries INC. 2 $44.45
Mayne Pharma Commercial LLC 2 $41.22
Ortho Dermatologics, A Division of Bausch Health US, LLC 2 $32.96
Abbvie INC. 2 $31.12
Biofrontera INC. 2 $28.76
Ucb, INC. 1 $22.02
Dermavant Sciences, INC. 1 $20.17

By nature of payment

Food and Beverage
$1,168
Education
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
483
Patients
291
Total drug cost
$14,620
Drug Type Claims Patients Total cost
Ketoconazole Generic 104 67 $2,050
Triamcinolone Acetonide Generic 63 54 $640
Clobetasol Propionate Generic 55 43 $2,231
Econazole Nitrate Generic 35 11 $907
Mupirocin Generic 31 29 $256
Fluocinonide Generic 29 20 $1,227
Metronidazole Generic 24 15 $902
Tretinoin Generic 23 0 $1,103
Valacyclovir (Valacyclovir Hcl) Brand 23 17 $1,217
Clindamycin Phosphate Generic 20 12 $445

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Saengsamran's medical specialty?
Dr. Marissa Saengsamran practices Gerontology Nurse Practitioner in Saint Louis, MO.
Where does Dr. Marissa Saengsamran practice?
Dr. Marissa Saengsamran practices at 816 S Kirkwood RD Ste 210, Saint Louis, MO 631226056. Office phone: 3146454500.
What is Dr. Marissa Saengsamran's NPI?
Dr. Marissa Saengsamran's National Provider Identifier (NPI) is 1609931963, issued by NPPES.
Does Dr. Marissa Saengsamran accept Medicare assignment?
Yes. Dr. Marissa Saengsamran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Saengsamran commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.