Doctor profile · Federal record

Dr. Mark Simone-Skidmore, M.D.

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

  • NPI 1568681609
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3615 Chestnut St
Philadelphia, PA 191042612
(215) 662-2746
fax (215) 349-5648

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
November 4, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State licenses (2)
Pennsylvania #MD464838 · Massachusetts #231612

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568681609. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
624
Distinct HCPCS
8
Medicare allowed
$69,208
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 274 134 $81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 127 53 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 100 95 $178
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 44 44 $134
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 27 26 $31
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $187
99238 Hospital discharge day management, 30 minutes or less 18 18 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 13 11 $101

In context: peer comparison

Among 11 peers in Philadelphia Geriatric Medicine (Internal Medicine) Physician, average services per provider: 80. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
98
Patients
12
Total drug cost
$1,818
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 34 12 $383
Donepezil Hcl Generic 26 0 $335
Mirtazapine Generic 23 0 $286
Memantine Hcl Generic 15 0 $814

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Simone-Skidmore's medical specialty?
Dr. Mark Simone-Skidmore practices Geriatric Medicine (Internal Medicine) Physician in Philadelphia, PA.
Where does Dr. Mark Simone-Skidmore practice?
Dr. Mark Simone-Skidmore practices at 3615 Chestnut St, Philadelphia, PA 191042612. Office phone: 2156622746.
What is Dr. Mark Simone-Skidmore's NPI?
Dr. Mark Simone-Skidmore's National Provider Identifier (NPI) is 1568681609, issued by NPPES.
Does Dr. Mark Simone-Skidmore accept Medicare assignment?
Yes. Dr. Mark Simone-Skidmore accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Simone-Skidmore commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.