Doctor profile · Federal record

Dr. Isaac Alwine, M.D.

Hematology & Oncology Physician (CMS: Hematology) · Student in an Organized Health Care Education/Training Program · Spartanburg, SC

  • NPI 1619364668
  • Accepts Medicare
  • MIPS 96.1 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 E Wood St
Spartanburg, SC 293033040
(864) 560-7050
fax (864) 560-0800
Mailing address
Po Box 743070
Atlanta, GA 303743070

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
August 4, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
South Carolina #38531
Medicaid
SC #385318

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619364668. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,212
Distinct HCPCS
10
Medicare allowed
$116,900
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 344 190 $87
99215 Established patient office or other outpatient visit, 40-54 minutes 281 135 $128
99214 Established patient office or other outpatient visit, 30-39 minutes 182 107 $88
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 136 76 $28
99215 Established patient office or other outpatient visit, 40-54 minutes 125 59 $129
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes 44 18 $184
99213 Established patient office or other outpatient visit, 20-29 minutes 42 38 $59
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 24 14 $28
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 16 $157
99213 Established patient office or other outpatient visit, 20-29 minutes 16 14 $59

In context: peer comparison

Among 3 peers in Spartanburg Hematology & Oncology Physician, average services per provider: 149. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$619
Transactions
26
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 6 $120.53
Monteris Medical Corporation 1 $116.29
Novartis Pharmaceuticals Corporation 5 $112.61
Pfizer INC. 3 $62.91
AstraZeneca Pharmaceuticals Lp 3 $48.45
E.R. Squibb & Sons, L.L.C. 2 $34.93
Janssen Biotech, INC. 2 $33.53
Celgene Corporation 1 $32.45
Array Biopharma INC 2 $29.48
Daiichi Sankyo INC. 1 $28.09

By nature of payment

Food and Beverage
$619

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,056
Patients
300
Total drug cost
$439,646
Drug Type Claims Patients Total cost
Letrozole Generic 508 156 $12,547
Ibandronate Sodium Generic 99 38 $3,043
Anastrozole Generic 85 26 $3,052
Ondansetron Odt (Ondansetron) Brand 50 26 $595
Exemestane Generic 41 12 $9,871
Loperamide (Loperamide Hcl) Brand 41 17 $501
Tamoxifen Citrate Generic 33 12 $1,038
Gabapentin Generic 31 0 $280
Pantoprazole Sodium Generic 27 0 $277
Prochlorperazine Maleate Generic 27 13 $364

Frequently asked questions

Auto-generated from federal data
What is Dr. Isaac Alwine's medical specialty?
Dr. Isaac Alwine practices Hematology & Oncology Physician in Spartanburg, SC.
Where does Dr. Isaac Alwine practice?
Dr. Isaac Alwine practices at 101 E Wood St, Spartanburg, SC 293033040. Office phone: 8645607050.
What is Dr. Isaac Alwine's NPI?
Dr. Isaac Alwine's National Provider Identifier (NPI) is 1619364668, issued by NPPES.
Does Dr. Isaac Alwine accept Medicare assignment?
Yes. Dr. Isaac Alwine accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isaac Alwine 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.