Doctor profile · Federal record

Dr. Jason Mause, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Newark, DE

  • NPI 1912466293
  • Accepts Medicare
  • 7 yrs in practice
  • Licensed in 2 states
  • Male
  • Group 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
March 2019 — 7 yrs on file
Profile last updated
June 27, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Delaware #C1-0024837 · Maryland #D93595

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912466293. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
422
Distinct HCPCS
3
Medicare allowed
$67,829
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 280 274 $171
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 122 122 $128
99291 Critical care, first 30-74 minutes 20 20 $211

In context: peer comparison

Among 75 peers in Newark Internal Medicine Physician, average services per provider: 140. This provider delivers 3.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Mause's medical specialty?
Dr. Jason Mause practices Internal Medicine Physician in Newark, DE.
Where does Dr. Jason Mause practice?
Dr. Jason Mause practices at 4755 Ogletown Stanton RD Ste 5A43, Newark, DE 197182200. Office phone: 3026230188.
What is Dr. Jason Mause's NPI?
Dr. Jason Mause's National Provider Identifier (NPI) is 1912466293, issued by NPPES.
Does Dr. Jason Mause accept Medicare assignment?
Yes. Dr. Jason Mause accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Mause commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.