Doctor profile · Federal record

Dr. Nathaniel Robertson, M.D.

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

  • NPI 1831577345
  • Accepts Medicare
  • MIPS 94.7 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3401 N Broad St
Philadelphia, PA 191405103
(215) 707-2000

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
July 18, 2017
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MT208510

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831577345. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
942
Distinct HCPCS
4
Medicare allowed
$115,258
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 735 226 $122
99239 Hospital discharge day management, more than 30 minutes 155 147 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 31 31 $177
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 11 $83

In context: peer comparison

Among 390 peers in Philadelphia Internal Medicine Physician, average services per provider: 132. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
245
Patients
101
Total drug cost
$12,906
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 42 21 $443
Clopidogrel (Clopidogrel Bisulfate) Brand 31 16 $335
Atorvastatin Calcium Generic 26 15 $258
Spironolactone Generic 21 14 $91
Eliquis (Apixaban) Brand 20 11 $11,044
Carvedilol Generic 19 12 $155
Amiodarone Hcl Generic 13 0 $228
Lisinopril Generic 13 0 $77
Metoprolol Tartrate Generic 13 0 $86
Pantoprazole Sodium Generic 13 0 $55

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathaniel Robertson's medical specialty?
Dr. Nathaniel Robertson practices Internal Medicine Physician in Philadelphia, PA.
Where does Dr. Nathaniel Robertson practice?
Dr. Nathaniel Robertson practices at 3401 N Broad St, Philadelphia, PA 191405103. Office phone: 2157072000.
What is Dr. Nathaniel Robertson's NPI?
Dr. Nathaniel Robertson's National Provider Identifier (NPI) is 1831577345, issued by NPPES.
Does Dr. Nathaniel Robertson accept Medicare assignment?
Yes. Dr. Nathaniel Robertson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Robertson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.