Doctor profile · Federal record

Dr. Maria Stack, M.D.

Geriatric Medicine (Internal Medicine) Physician · Internal Medicine Physician · Cheshire, CT

  • NPI 1861490104
  • 21 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 S Main St, Ste. 205
Cheshire, CT 064103181
(203) 699-9898
fax (203) 250-7878

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
December 7, 2016
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Connecticut #028514

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861490104. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
324
Distinct HCPCS
6
Medicare allowed
$30,323
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 87 60 $95
99497 Advance care planning, first 30 minutes 85 85 $86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 79 79 $136
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 26 24 $15
99214 Established patient office or other outpatient visit, 30-39 minutes 26 20 $135
82947 Blood glucose (sugar) level 21 15 $4

In context: peer comparison

Among 1 peers in Cheshire Geriatric Medicine (Internal Medicine) Physician, average services per provider: 54. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,983
Patients
513
Total drug cost
$87,587
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 317 83 $3,138
Levothyroxine Sodium Generic 263 62 $3,831
Losartan Potassium Generic 199 51 $2,763
Amlodipine Besylate Generic 195 55 $1,432
Lisinopril Generic 134 40 $1,110
Metformin Hcl Generic 126 33 $974
Alprazolam Generic 115 29 $464
Simvastatin Generic 106 29 $1,067
Rosuvastatin Calcium Generic 94 25 $1,209
Eliquis (Apixaban) Brand 85 12 $65,769

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Stack's medical specialty?
Dr. Maria Stack practices Geriatric Medicine (Internal Medicine) Physician in Cheshire, CT.
Where does Dr. Maria Stack practice?
Dr. Maria Stack practices at 680 S Main St, Cheshire, CT 064103181. Office phone: 2036999898.
What is Dr. Maria Stack's NPI?
Dr. Maria Stack's National Provider Identifier (NPI) is 1861490104, issued by NPPES.
What procedures does Dr. Maria Stack commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Advance care planning (HCPCS 99497); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.