Doctor profile · Federal record

Dr. Sawsan Zammam, M.D.

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

  • NPI 1710913553
  • Accepts Medicare
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 8 locations across 1 states.

NPPES Updated May 11, 2026
Primary practice
169 Martin Ave
Ephrata, PA 175221724
(717) 721-4740
fax (717) 738-6872
Mailing address
601 Memory Ln
York, PA 174022231
Pennsylvania — 7 locations
Additional location
1001 S George St
York, PA 174033676
(717) 851-4005
Additional location
112 N Seventh St, WellSpan Hospitalists
Chambersburg, PA 17201
(717) 217-4300
Additional location
147 Gettys St
Gettysburg, PA 173252534
(717) 339-2025
Additional location
1701 Innovation Dr
York, PA 174088815
(717) 843-8623
Additional location
252 S 4Th St
Lebanon, PA 170426111
(717) 270-4876
Additional location
501 East Main Street, WellSpan Hospitalists
Waynesboro, PA 17268
(717) 765-4000
Additional location
55 Monument RD
York, PA 174035023
(717) 851-4005

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 4, 2024
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Pennsylvania #MD420902
Medicaid
PA #001929030

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710913553. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
605
Distinct HCPCS
6
Medicare allowed
$64,993
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 222 123 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 159 114 $116
99239 Hospital discharge day management, more than 30 minutes 99 97 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 67 67 $168
99214 Established patient office or other outpatient visit, 30-39 minutes 35 33 $124
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $127

In context: peer comparison

Among 9 peers in this city , average services per provider: 106. This provider delivers 5.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,218
Patients
390
Total drug cost
$104,811
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 177 32 $1,980
Atorvastatin Calcium Generic 137 46 $1,692
Eliquis (Apixaban) Brand 137 30 $92,608
Amlodipine Besylate Generic 103 43 $711
Metoprolol Succinate Generic 79 30 $1,067
Sertraline Hcl Generic 74 23 $563
Potassium Chloride Generic 69 20 $1,423
Omeprazole Generic 67 31 $826
Furosemide Generic 62 28 $439
Alendronate Sodium Generic 60 14 $489

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sawsan Zammam's medical specialty?
Dr. Sawsan Zammam practices Hospitalist Physician in Ephrata, PA.
Where does Dr. Sawsan Zammam practice?
Dr. Sawsan Zammam practices at 169 Martin Ave, Ephrata, PA 175221724. Office phone: 7177214740.
What is Dr. Sawsan Zammam's NPI?
Dr. Sawsan Zammam's National Provider Identifier (NPI) is 1710913553, issued by NPPES.
Does Dr. Sawsan Zammam accept Medicare assignment?
Yes. Dr. Sawsan Zammam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sawsan Zammam 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); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.