Doctor profile · Federal record

Dr. Maria Vytvytska-Dienhart, M.D.

Emergency Medical Services (Emergency Medicine) Physician · Lawrence, MA

  • NPI 1629053970
  • 21 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 General St, Andrea Sullivan-Director of Managed Care
Lawrence, MA 018412961
(978) 683-4000
fax (978) 946-8017

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
February 4, 2011
Specialty taxonomy
207PE0004X — NUCC code
State license (1)
Massachusetts #71324

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629053970. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
71
Distinct HCPCS
3
Medicare allowed
$9,514
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 33 33 $176
99284 Emergency department visit with moderate level of medical decision making 20 20 $121
99283 Emergency department visit with low level of medical decision making 18 18 $72

In context: peer comparison

Among 1 peers in this city , average services per provider: 23. This provider delivers 3.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Vytvytska-Dienhart's medical specialty?
Dr. Maria Vytvytska-Dienhart practices Emergency Medical Services (Emergency Medicine) Physician in Lawrence, MA.
Where does Dr. Maria Vytvytska-Dienhart practice?
Dr. Maria Vytvytska-Dienhart practices at 1 General St, Lawrence, MA 018412961. Office phone: 9786834000.
What is Dr. Maria Vytvytska-Dienhart's NPI?
Dr. Maria Vytvytska-Dienhart's National Provider Identifier (NPI) is 1629053970, issued by NPPES.
What procedures does Dr. Maria Vytvytska-Dienhart commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.