Doctor profile · Federal record

Dr. Douglas Katz, MD

Internal Medicine Physician · Andover, MA

  • NPI 1780693820
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
323 Lowell St, Andover Medical Center & Express Care
Andover, MA 018104501
(978) 783-5000
fax (978) 313-8188

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 8, 2015
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #70570
Medicaid
MA #3070131

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780693820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
909
Distinct HCPCS
10
Medicare allowed
$48,822
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 250 236 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 126 122 $111
81002 Urinalysis, manual test 99 96 $3
36415 Insertion of needle into vein for collection of blood sample 65 63 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 59 59 $8
99203 New patient office or other outpatient visit, 30-44 minutes 56 56 $112
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 50 50 $30
87086 Bacterial colony count, urine 41 40 $8
87077 Bacterial culture for aerobic isolates 36 31 $8
87186 Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral), microdilution or agar dilution 36 31 $8

In context: peer comparison

Among 5 peers in Andover Internal Medicine Physician, average services per provider: 56. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
409
Patients
370
Total drug cost
$3,717
Drug Type Claims Patients Total cost
Doxycycline Monohydrate Generic 55 54 $608
Prednisone Generic 55 50 $157
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 49 47 $592
Diclofenac Sodium Generic 34 31 $435
Tramadol Hcl Generic 34 34 $78
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 32 23 $860
Azithromycin Generic 21 20 $92
Cephalexin Generic 21 21 $152
Ciprofloxacin Hcl Generic 17 17 $81
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 17 17 $184

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Katz's medical specialty?
Dr. Douglas Katz practices Internal Medicine Physician in Andover, MA.
Where does Dr. Douglas Katz practice?
Dr. Douglas Katz practices at 323 Lowell St, Andover, MA 018104501. Office phone: 9787835000.
What is Dr. Douglas Katz's NPI?
Dr. Douglas Katz's National Provider Identifier (NPI) is 1780693820, issued by NPPES.
What procedures does Dr. Douglas Katz 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); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.