Doctor profile · Federal record

Dr. Catherine Ehrig, CRNP

Family Nurse Practitioner · Allentown, PA

  • NPI 1841459823
  • 18 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1730 Chew St
Allentown, PA 181045549
(610) 969-3500
Mailing address
Po Box 1754
Allentown, PA 181051754

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
February 7, 2014
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Pennsylvania #SP009617

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841459823. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
2
Medicare allowed
$4,069
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 40 39 $73
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $105

In context: peer comparison

Among 46 peers in Allentown Family Nurse Practitioner, average services per provider: 93. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
509
Patients
162
Total drug cost
$7,888
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 71 32 $948
Amlodipine Besylate Generic 57 21 $462
Lisinopril Generic 50 19 $688
Levothyroxine Sodium Generic 45 18 $632
Hydrochlorothiazide Generic 42 11 $312
Metformin Hcl Generic 41 14 $585
Sertraline Hcl Generic 31 14 $455
Omeprazole Generic 30 11 $608
Simvastatin Generic 27 11 $491
Gabapentin Generic 23 11 $457

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Ehrig's medical specialty?
Dr. Catherine Ehrig practices Family Nurse Practitioner in Allentown, PA.
Where does Dr. Catherine Ehrig practice?
Dr. Catherine Ehrig practices at 1730 Chew St, Allentown, PA 181045549. Office phone: 6109693500.
What is Dr. Catherine Ehrig's NPI?
Dr. Catherine Ehrig's National Provider Identifier (NPI) is 1841459823, issued by NPPES.
What procedures does Dr. Catherine Ehrig commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.