Doctor profile · Federal record

Dr. Makkalearn Em, MD

Gastroenterology Physician (CMS: Gastroenterology) · Salem, OR

  • NPI 1487632238
  • Accepts Medicare
  • MIPS 86.6 / 100 · 2023
  • 30 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
875 Oak St Se, Ste 3010
Salem, OR 97301
(503) 399-7520
fax (503) 362-7344

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oregon #MD25645
Medicaid
OR #213292

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487632238. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
892
Distinct HCPCS
10
Medicare allowed
$77,359
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 422 155 $34
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 143 140 $231
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 102 100 $82
88313 Special stained specimen slides to examine tissue including interpretation and report 82 35 $68
45380 Biopsy of large bowel using a flexible endoscope 37 37 $87
88312 Special stained specimen slides to identify organisms including interpretation and report 34 31 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 25 23 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 22 $169
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $126
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 11 11 $120

In context: peer comparison

Among 4 peers in this city , average services per provider: 60. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$72
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Celltrion USA Inc. 1 $29.34
ABBVIE INC. 1 $25.74
Celgene Corporation 1 $17.36

By nature of payment

Food and Beverage
$43
Education
$29

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
693
Patients
367
Total drug cost
$101,193
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 195 79 $2,980
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 103 101 $1,962
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 88 86 $6,867
Omeprazole Generic 79 27 $1,094
Famotidine Generic 48 13 $930
Mesalamine Generic 42 12 $26,132
Balsalazide Disodium Generic 20 0 $6,999
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 19 19 $655
Suprep (Sodium, Potassium,mag Sulfates) Brand 19 19 $2,023
Azathioprine Generic 17 0 $3,616

Frequently asked questions

Auto-generated from federal data
What is Dr. Makkalearn Em's medical specialty?
Dr. Makkalearn Em practices Gastroenterology Physician in Salem, OR.
Where does Dr. Makkalearn Em practice?
Dr. Makkalearn Em practices at 875 Oak St Se, Salem, OR 97301. Office phone: 5033997520.
What is Dr. Makkalearn Em's NPI?
Dr. Makkalearn Em's National Provider Identifier (NPI) is 1487632238, issued by NPPES.
Does Dr. Makkalearn Em accept Medicare assignment?
Yes. Dr. Makkalearn Em accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Makkalearn Em commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.