Doctor profile · Federal record

Dr. Mary Shultz-Viersma, CRNP

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Gettysburg, PA

  • NPI 1427698893
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
147 Gettys St
Gettysburg, PA 173252534
(717) 338-4525
Additional location
40 V Twin Dr
Gettysburg, PA 173257875
(717) 339-2424
Mailing address
601 Memory Ln
York, PA 174022231

Credentials & registration

NPPES · NUCC
NPI registered
January 2020 — 6 yrs on file
Profile last updated
August 29, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
Pennsylvania #SP021230

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427698893. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
466
Distinct HCPCS
7
Medicare allowed
$36,867
HCPCS Description Services Patients Avg allowed
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 152 59 $25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 96 92 $144
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 67 44 $99
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 65 16 $27
99215 Established patient office or other outpatient visit, 40-54 minutes 48 22 $145
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 19 $66
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $181

In context: peer comparison

Among 1 peers in this city , average services per provider: 66. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
100
Patients
0
Total drug cost
$8,908
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 27 0 $716
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 15 0 $333
Fentanyl Generic 12 0 $1,077
Lorazepam Generic 12 0 $74
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 12 0 $276
Morphine Sulfate Er (Morphine Sulfate) Brand 11 0 $1,091
Oxycontin (Oxycodone Hcl) Brand 11 0 $5,340

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Shultz-Viersma's medical specialty?
Dr. Mary Shultz-Viersma practices Gerontology Nurse Practitioner in Gettysburg, PA.
Where does Dr. Mary Shultz-Viersma practice?
Dr. Mary Shultz-Viersma practices at 147 Gettys St, Gettysburg, PA 173252534. Office phone: 7173384525.
What is Dr. Mary Shultz-Viersma's NPI?
Dr. Mary Shultz-Viersma's National Provider Identifier (NPI) is 1427698893, issued by NPPES.
Does Dr. Mary Shultz-Viersma accept Medicare assignment?
Yes. Dr. Mary Shultz-Viersma accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Shultz-Viersma commonly perform?
Top Medicare-reported procedures in 2023: Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.