Doctor profile · Federal record

Dr. Mark Chandler, MD

Psychiatry Physician (CMS: Psychiatry) · Durham, NC

  • NPI 1265452270
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3713 University Dr, Ste B
Durham, NC 277076202
(919) 401-6212
fax (919) 401-4170

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 7, 2018
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
North Carolina #31000
Medicaid
NC #8921983

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265452270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,603
Distinct HCPCS
2
Medicare allowed
$124,881
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 836 346 $71
99213 Established patient office or other outpatient visit, 20-29 minutes 767 211 $86

In context: peer comparison

Among 20 peers in this city , average services per provider: 96. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,771
Transactions
158
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Alkermes, Inc. 30 $508.80
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 37 $484.23
ABBVIE INC. 18 $299.55
Janssen Pharmaceuticals, Inc 16 $232.60
Lundbeck LLC 11 $196.73
Teva Pharmaceuticals USA, Inc. 11 $193.55
Vanda Pharmaceuticals Inc. 9 $176.45
Otsuka America Pharmaceutical, Inc. 8 $162.17
E.R. Squibb & Sons, L.L.C. 4 $103.00
Almatica Pharma LLC 4 $85.25
Validus Pharmaceuticals LLC 1 $55.54
Supernus Pharmaceuticals, Inc. 3 $49.69
IRONSHORE PHARMACEUTICALS INC. 2 $41.66
IDORSIA PHARMACEUTICALS US INC 2 $40.06
Neos Therapeutics, LP 2 $39.11

By nature of payment

Food and Beverage
$2,709
Education
$62

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,359
Patients
662
Total drug cost
$192,662
Drug Type Claims Patients Total cost
Risperidone Generic 770 65 $13,415
Clonazepam Generic 675 69 $7,548
Lorazepam Generic 541 66 $5,788
Olanzapine Generic 536 45 $16,666
Duloxetine Hcl Generic 522 56 $18,853
Aripiprazole Generic 471 55 $74,266
Quetiapine Fumarate Generic 423 34 $13,805
Benztropine Mesylate Generic 375 38 $4,515
Lamotrigine Generic 375 39 $4,737
Gabapentin Generic 315 41 $5,824

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Chandler's medical specialty?
Dr. Mark Chandler practices Psychiatry Physician in Durham, NC.
Where does Dr. Mark Chandler practice?
Dr. Mark Chandler practices at 3713 University Dr, Durham, NC 277076202. Office phone: 9194016212.
What is Dr. Mark Chandler's NPI?
Dr. Mark Chandler's National Provider Identifier (NPI) is 1265452270, issued by NPPES.
Does Dr. Mark Chandler accept Medicare assignment?
Yes. Dr. Mark Chandler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Chandler commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.