Doctor profile · Federal record

Dr. Carlos Fermin, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Internal Medicine Physician · Hospitalist Physician · Lancaster, PA

  • NPI 1043534506
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
555 N Duke St
Lancaster, PA 176022250
(717) 544-8144
fax (717) 544-8140
Mailing address
105 Spruce Dr
Middletown, NJ 077483430

Credentials & registration

NPPES · NUCC
NPI registered
March 2010 — 16 yrs on file
Profile last updated
September 17, 2014
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
New Jersey #25MA08894200 · Pennsylvania #MD448680

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043534506. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
291
Distinct HCPCS
2
Medicare allowed
$44,553
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 196 193 $167
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 95 92 $125

In context: peer comparison

Among 33 peers in this city , average services per provider: 100. This provider delivers 2.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Carlos Fermin's medical specialty?
Dr. Carlos Fermin practices Internal Medicine Physician in Lancaster, PA.
Where does Dr. Carlos Fermin practice?
Dr. Carlos Fermin practices at 555 N Duke St, Lancaster, PA 176022250. Office phone: 7175448144.
What is Dr. Carlos Fermin's NPI?
Dr. Carlos Fermin's National Provider Identifier (NPI) is 1043534506, issued by NPPES.
Does Dr. Carlos Fermin accept Medicare assignment?
Yes. Dr. Carlos Fermin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Fermin 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). Source: CMS Medicare Physician & Other Practitioners file.