Doctor profile · Federal record

Dr. Tess Chamakkala, DO

Internal Medicine Physician (CMS: Internal Medicine) · Bethlehem, PA

  • NPI 1326530668
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Ostrum St
Bethlehem, PA 180151000
(631) 355-5619

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #OT018389

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326530668. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35
Distinct HCPCS
1
Medicare allowed
$4,532
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 35 28 $129

In context: peer comparison

Among 61 peers in Bethlehem Internal Medicine Physician, average services per provider: 122. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,090
Transactions
119
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 30 $404.63
Corcept Therapeutics 17 $308.18
CeQur Corporation 1 $219.12
Novartis Pharmaceuticals Corporation 10 $214.96
Insulet Corporation 8 $162.81
Mannkind Corporation 12 $146.06
Tandem Diabetes Care, INC. 8 $137.35
Astellas Pharma US INC 3 $130.11
Amphastar Pharmaceuticals, INC. 6 $121.93
Dexcom, INC. 6 $117.07
Amgen INC. 5 $96.98
Kyowa Kirin, INC. 3 $74.34
Xeris Pharmaceuticals, INC. 4 $71.61
Averitas Pharma INC. 3 $69.23
Antares Pharma, INC. 3 $68.87

By nature of payment

Food and Beverage
$2,993
Education
$96

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
175
Patients
40
Total drug cost
$99,047
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 33 18 $676
Jardiance (Empagliflozin) Brand 27 11 $27,172
Ozempic (Semaglutide) Brand 23 0 $30,321
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 20 0 $12,775
Trulicity (Dulaglutide) Brand 17 0 $21,466
Metformin Hcl ER (Metformin Hcl) Brand 16 11 $303
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 15 0 $2,442
Insulin Aspart Penfill (Insulin Aspart) Brand 13 0 $3,696
Atorvastatin Calcium Generic 11 0 $196

Frequently asked questions

Auto-generated from federal data
What is Dr. Tess Chamakkala's medical specialty?
Dr. Tess Chamakkala practices Internal Medicine Physician in Bethlehem, PA.
Where does Dr. Tess Chamakkala practice?
Dr. Tess Chamakkala practices at 801 Ostrum St, Bethlehem, PA 180151000. Office phone: 6313555619.
What is Dr. Tess Chamakkala's NPI?
Dr. Tess Chamakkala's National Provider Identifier (NPI) is 1326530668, issued by NPPES.
Does Dr. Tess Chamakkala accept Medicare assignment?
Yes. Dr. Tess Chamakkala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tess Chamakkala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.