Doctor profile · Federal record

Dr. Cary Mariash, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Internal Medicine Physician · Endocrinology, Diabetes & Metabolism Physician · Endocrinology, Diabetes & Metabolism Physician · Indianapolis, IN

  • NPI 1477636371
  • Accepts Medicare
  • 54 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
201 Pennsylvania Pkwy, Ste 310
Indianapolis, IN 462802301
(317) 813-0000
fax (317) 573-4064
Additional location
1701 N Senate Blvd
Indianapolis, IN 462021239
(888) 484-3258
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 14, 2025
Year of graduation
1972 — 54 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (3)
Indiana #01065821A · Minnesota #20921 · Indiana #01065821
Medicaid (3)
IN #200929970 · MN #738798900 · MT #0064889

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477636371. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
220
Distinct HCPCS
6
Medicare allowed
$23,902
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 137 109 $115
99214 Established patient office or other outpatient visit, 30-39 minutes 25 20 $91
99213 Established patient office or other outpatient visit, 20-29 minutes 17 17 $81
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 11 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 12 $121
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $155

In context: peer comparison

Among 14 peers in this city , average services per provider: 195. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,278
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 3 $1,278.08

By nature of payment

Consulting Fee
$1,020
Food and Beverage
$258

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,082
Patients
203
Total drug cost
$134,471
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 392 102 $5,923
Hydrocortisone Generic 107 25 $6,551
Synthroid (Levothyroxine Sodium) Brand 93 26 $11,032
Testosterone Generic 77 13 $13,325
Methimazole Generic 70 19 $889
Alendronate Sodium Generic 59 18 $623
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 43 0 $26,419
Calcitriol Generic 40 0 $1,327
Metformin Hcl Generic 39 0 $369
Cabergoline Generic 38 0 $5,970

Frequently asked questions

Auto-generated from federal data
What is Dr. Cary Mariash's medical specialty?
Dr. Cary Mariash practices Endocrinology, Diabetes & Metabolism Physician in Indianapolis, IN.
Where does Dr. Cary Mariash practice?
Dr. Cary Mariash practices at 201 Pennsylvania Pkwy, Indianapolis, IN 462802301. Office phone: 3178130000.
What is Dr. Cary Mariash's NPI?
Dr. Cary Mariash's National Provider Identifier (NPI) is 1477636371, issued by NPPES.
Does Dr. Cary Mariash accept Medicare assignment?
Yes. Dr. Cary Mariash accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cary Mariash commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.