Doctor profile · Federal record

Dr. MARIANA CHEMALY, MD

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · LOWELL, MA

  • NPI 1811183056
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
45 PALMER ST
LOWELL, MA 018521834
(978) 970-1607
fax (978) 970-1115

Credentials & registration

NPPES · NUCC
NPI registered
September 2007 — 19 yrs on file
Profile last updated
January 18, 2012
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #238062

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811183056. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,528
Distinct HCPCS
10
Medicare allowed
$149,687
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 441 302 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 337 257 $98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 242 242 $142
G0444 Annual depression screening, 5 to 15 minutes 144 144 $21
83036 Hemoglobin a1c level 83 67 $9
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 65 57 $16
G0008 Administration of influenza virus vaccine 41 41 $31
90662 Influenza vaccine split virus, preservative free 36 36 $72
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 25 25 $282
G0009 Administration of pneumococcal vaccine 24 24 $31

In context: peer comparison

Among 19 peers in this city , average services per provider: 121. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$146
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 3 $100.80
ABBVIE INC. 1 $22.62
Inspire Medical Systems, Inc. 1 $22.18

By nature of payment

Food and Beverage
$146

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,265
Patients
995
Total drug cost
$62,186
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 472 151 $10,595
Amlodipine Besylate Generic 379 111 $4,091
Lisinopril Generic 333 111 $4,490
Omeprazole Generic 254 73 $5,082
Simvastatin Generic 248 72 $3,516
Levothyroxine Sodium Generic 237 71 $3,903
Metoprolol Succinate Generic 194 56 $5,386
Losartan Potassium Generic 171 55 $2,973
Gabapentin Generic 159 46 $3,247
Hydrochlorothiazide Generic 156 42 $668