Doctor profile · Federal record

Dr. Marissa Diescher, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Wappingers Falls, NY

  • NPI 1154084028
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
900 Route 376 Ste H
Wappingers Falls, NY 125906496
(845) 204-9260
fax (845) 204-9257
Additional location
1862 Pleasantville RD
Briarcliff Manor, NY 105101051
(845) 204-9500
Additional location
3144 East Main St
Mohegan Lake, NY 105471054
(845) 204-9500
Show 2 more locations
Additional location
572 Route 6
Mahopac, NY 105414787
Additional location
645 Marble Ave
Thornwood, NY 105941062
(845) 204-9500
Mailing address
245 Goff RD
Livingston Manor, NY 127585728

Credentials & registration

NPPES · NUCC
NPI registered
October 2021 — 5 yrs on file
Profile last updated
August 24, 2023
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New York #352569

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154084028. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
89
Distinct HCPCS
4
Medicare allowed
$9,708
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 26 25 $115
99213 Established patient office or other outpatient visit, 20-29 minutes 21 20 $84
87636 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b 14 14 $140

In context: peer comparison

Among 8 peers in this city , average services per provider: 35. This provider delivers 2.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
29
Total drug cost
$92
Drug Type Claims Patients Total cost
Prednisone Generic 15 15 $27
Azithromycin Generic 14 14 $65

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Diescher's medical specialty?
Dr. Marissa Diescher practices Family Nurse Practitioner in Wappingers Falls, NY.
Where does Dr. Marissa Diescher practice?
Dr. Marissa Diescher practices at 900 Route 376 Ste H, Wappingers Falls, NY 125906496. Office phone: 8452049260.
What is Dr. Marissa Diescher's NPI?
Dr. Marissa Diescher's National Provider Identifier (NPI) is 1154084028, issued by NPPES.
Does Dr. Marissa Diescher accept Medicare assignment?
Yes. Dr. Marissa Diescher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Diescher commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.