Doctor profile · Federal record

Dr. Eric Blum, M.D.

Gastroenterology Physician (CMS: Internal Medicine) · Baltimore, MD

  • NPI 1447466289
  • Accepts Medicare
  • MIPS 84.8 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1838 Greene Tree RD, Ste 400
Baltimore, MD 212086391
(410) 602-7782
fax (410) 602-2438

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
February 15, 2012
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Maryland #D68875
Medicaid
MD #417082200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447466289. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
793
Distinct HCPCS
10
Medicare allowed
$110,107
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 141 96 $92
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 104 104 $256
99203 New patient office or other outpatient visit, 30-44 minutes 89 89 $117
99204 New patient office or other outpatient visit, 45-59 minutes 84 84 $172
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 71 70 $136
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 70 69 $103
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 61 55 $82
99214 Established patient office or other outpatient visit, 30-39 minutes 38 36 $135
45380 Biopsy of large bowel using a flexible endoscope 36 36 $118
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 28 28 $185

In context: peer comparison

Among 49 peers in Baltimore Gastroenterology Physician, average services per provider: 49. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,301
Transactions
60
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 20 $381.86
Janssen Biotech, INC. 8 $157.08
Takeda Pharmaceuticals U.S.A., INC. 4 $92.52
Pfizer INC. 5 $86.58
Lilly USA, LLC 3 $73.70
Genzyme Corporation 3 $72.48
Madrigal Pharmaceuticals 3 $71.98
Aimmune Therapeutics, INC. 2 $60.85
Ironwood Pharmaceuticals, INC 3 $56.79
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $46.41
Celltrion USA INC. 2 $39.46
Regeneron Healthcare Solutions, INC. 2 $29.22
Daiichi Sankyo INC. 1 $28.50
Mallinckrodt Hospital Products INC. 1 $27.59
Ipsen Biopharmaceuticals, INC 1 $22.15

By nature of payment

Food and Beverage
$1,281
Education
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
349
Patients
132
Total drug cost
$271,797
Drug Type Claims Patients Total cost
Omeprazole Generic 65 24 $1,380
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 52 49 $958
Pantoprazole Sodium Generic 49 11 $898
Famotidine Generic 36 0 $317
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 34 34 $2,734
Linzess (Linaclotide) Brand 19 0 $13,608
Creon (Lipase/Protease/Amylase) Brand 16 0 $58,197
Humira(Cf) Pen (Adalimumab) Brand 16 0 $189,216
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 15 14 $1,987
Promethazine Hcl Generic 13 0 $208

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Blum's medical specialty?
Dr. Eric Blum practices Gastroenterology Physician in Baltimore, MD.
Where does Dr. Eric Blum practice?
Dr. Eric Blum practices at 1838 Greene Tree RD, Baltimore, MD 212086391. Office phone: 4106027782.
What is Dr. Eric Blum's NPI?
Dr. Eric Blum's National Provider Identifier (NPI) is 1447466289, issued by NPPES.
Does Dr. Eric Blum accept Medicare assignment?
Yes. Dr. Eric Blum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Blum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.