Doctor profile · Federal record

Dr. Matthew Holzberg, DO

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Newark, DE

  • NPI 1194288647
  • Accepts Medicare
  • 7 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4755 Ogletown Stanton RD Ste 5A43
Newark, DE 197182200
(302) 623-0188
fax (302) 733-5640

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
February 2, 2026
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
Delaware #C2-0024879 · Washington #OP61246170 · Maryland #H0105426

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194288647. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
962
Distinct HCPCS
7
Medicare allowed
$104,772
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 417 184 $117
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 202 103 $78
99239 Hospital discharge day management, more than 30 minutes 120 118 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 115 113 $171
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 45 16 $49
99497 Advance care planning, first 30 minutes 42 42 $74
99238 Hospital discharge day management, 30 minutes or less 21 21 $80

In context: peer comparison

Among 75 peers in this city , average services per provider: 140. This provider delivers 6.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
15
Total drug cost
$59
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 15 15 $59

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Holzberg's medical specialty?
Dr. Matthew Holzberg practices Internal Medicine Physician in Newark, DE.
Where does Dr. Matthew Holzberg practice?
Dr. Matthew Holzberg practices at 4755 Ogletown Stanton RD Ste 5A43, Newark, DE 197182200. Office phone: 3026230188.
What is Dr. Matthew Holzberg's NPI?
Dr. Matthew Holzberg's National Provider Identifier (NPI) is 1194288647, issued by NPPES.
Does Dr. Matthew Holzberg accept Medicare assignment?
Yes. Dr. Matthew Holzberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Holzberg commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.