Doctor profile · Federal record

Dr. Robert Chambliss, MD

Psychiatry Physician (CMS: Psychiatry) · Philadelphia, PA

  • NPI 1780611202
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4641 Roosevelt Blvd, Suite C229
Philadelphia, PA 191242343
(215) 831-4811
fax (215) 831-2603
Mailing address
1601 Cherry St, Suite 111511
Philadelphia, PA 191021321

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 16, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Pennsylvania #MD062386L

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780611202. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,063
Distinct HCPCS
8
Medicare allowed
$251,156
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 1,239 121 $150
90834 Psychotherapy, 45 minutes 327 74 $102
90832 Psychotherapy, 30 minutes 190 65 $77
99212 Established patient office or other outpatient visit, 10-19 minutes 134 54 $59
96372 Injection of drug or substance under skin or into muscle 71 15 $15
99213 Established patient office or other outpatient visit, 20-29 minutes 55 31 $93
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 28 21 $24
99214 Established patient office or other outpatient visit, 30-39 minutes 19 16 $129

In context: peer comparison

Among 90 peers in this city , average services per provider: 143. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$729
Transactions
40
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 11 $162.33
Otsuka America Pharmaceutical, Inc. 8 $133.18
Teva Pharmaceuticals USA, Inc. 6 $125.67
Lundbeck LLC 4 $72.77
Axsome Therapeutics, Inc. 3 $67.70
Alkermes, Inc. 3 $62.62
Janssen Pharmaceuticals, Inc 2 $35.90
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $27.58
E.R. Squibb & Sons, L.L.C. 1 $21.92
Sage Therapeutics, Inc. 1 $19.76

By nature of payment

Food and Beverage
$729

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,250
Patients
522
Total drug cost
$137,578
Drug Type Claims Patients Total cost
Clonazepam Generic 684 69 $6,571
Lamotrigine Generic 490 46 $6,449
Quetiapine Fumarate Generic 488 42 $12,753
Sertraline Hcl Generic 402 36 $5,341
Aripiprazole Generic 377 34 $47,350
Benztropine Mesylate Generic 362 41 $4,704
Bupropion Xl (Bupropion Hcl) Brand 324 38 $7,498
Alprazolam Generic 295 25 $5,222
Lorazepam Generic 294 34 $2,855
Duloxetine Hcl Generic 288 31 $4,756

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Chambliss's medical specialty?
Dr. Robert Chambliss practices Psychiatry Physician in Philadelphia, PA.
Where does Dr. Robert Chambliss practice?
Dr. Robert Chambliss practices at 4641 Roosevelt Blvd, Philadelphia, PA 191242343. Office phone: 2158314811.
What is Dr. Robert Chambliss's NPI?
Dr. Robert Chambliss's National Provider Identifier (NPI) is 1780611202, issued by NPPES.
Does Dr. Robert Chambliss accept Medicare assignment?
Yes. Dr. Robert Chambliss accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Chambliss commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.