Doctor profile · Federal record

Dr. Karl Weller

Emergency Medicine Physician (CMS: Internal Medicine) · Bethlehem, PA

  • NPI 1831381078
  • Accepts Medicare
  • MIPS 53.3 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Ostrum St
Bethlehem, PA 180151000
(484) 526-4644
fax (484) 526-4979

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
March 1, 2013
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Pennsylvania #OS014603
Medicaid
PA #102683975

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831381078. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
771
Distinct HCPCS
5
Medicare allowed
$126,592
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 396 381 $185
99284 Emergency department visit with moderate level of medical decision making 201 196 $127
99291 Critical care, first 30-74 minutes 104 102 $222
99283 Emergency department visit with low level of medical decision making 59 59 $75
99282 Emergency department visit with straightforward medical decision making 11 11 $44

In context: peer comparison

Among 102 peers in Bethlehem Emergency Medicine Physician, average services per provider: 99. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 2 $36.63

By nature of payment

Food and Beverage
$37

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
383
Patients
367
Total drug cost
$2,653
Drug Type Claims Patients Total cost
Methylprednisolone Generic 71 70 $599
Cephalexin Generic 53 52 $384
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 36 36 $149
Ibuprofen Generic 33 33 $102
Prednisone Generic 29 28 $54
Ondansetron Odt (Ondansetron) Brand 27 27 $248
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 24 $202
Cyclobenzaprine Hcl Generic 24 24 $57
Azithromycin Generic 21 19 $132
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 21 21 $356

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Weller's medical specialty?
Dr. Karl Weller practices Emergency Medicine Physician in Bethlehem, PA.
Where does Dr. Karl Weller practice?
Dr. Karl Weller practices at 801 Ostrum St, Bethlehem, PA 180151000. Office phone: 4845264644.
What is Dr. Karl Weller's NPI?
Dr. Karl Weller's National Provider Identifier (NPI) is 1831381078, issued by NPPES.
Does Dr. Karl Weller accept Medicare assignment?
Yes. Dr. Karl Weller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Weller commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.