Doctor profile · Federal record

Dr. Mary Niewoehner, CNP

Nurse Practitioner · Atlanta, GA

  • NPI 1801300835
  • Accepts Medicare
  • MIPS 94.2 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Johnson Ferry RD
Atlanta, GA 303421606
(404) 851-8000
fax (404) 303-3759
Mailing address
4944 Willow Creek Dr
Woodstock, GA 301884307

Credentials & registration

NPPES · NUCC
NPI registered
November 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Georgia #RN232641

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801300835. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
246
Distinct HCPCS
4
Medicare allowed
$26,946
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 96 47 $100
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 95 89 $145
99497 Advance care planning, first 30 minutes 34 28 $63
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 19 $66

In context: peer comparison

Among 108 peers in Atlanta Nurse Practitioner, average services per provider: 148. This provider delivers 1.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Niewoehner's medical specialty?
Dr. Mary Niewoehner practices Nurse Practitioner in Atlanta, GA.
Where does Dr. Mary Niewoehner practice?
Dr. Mary Niewoehner practices at 1000 Johnson Ferry RD, Atlanta, GA 303421606. Office phone: 4048518000.
What is Dr. Mary Niewoehner's NPI?
Dr. Mary Niewoehner's National Provider Identifier (NPI) is 1801300835, issued by NPPES.
Does Dr. Mary Niewoehner accept Medicare assignment?
Yes. Dr. Mary Niewoehner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Niewoehner commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.