Doctor profile · Federal record

Dr. Kathryn Massengill, PA-C

Physician Assistant · Spartanburg, SC

  • NPI 1578890638
  • Accepts Medicare
  • MIPS 96.1 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
853 N Church St Ste 600
Spartanburg, SC 293033070
(645) 834-5568
fax (864) 756-0062
Mailing address
Po Box 743070
Atlanta, GA 303743070

Credentials & registration

NPPES · NUCC
NPI registered
November 2009 — 17 yrs on file
Profile last updated
February 5, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
South Carolina #1444

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578890638. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
93
Distinct HCPCS
2
Medicare allowed
$8,383
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 53 53 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 40 29 $72

In context: peer comparison

Among 28 peers in Spartanburg Physician Assistant, average services per provider: 112. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$319
Transactions
16
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 4 $74.42
Mayne Pharma Commercial LLC 2 $49.95
Pfizer INC. 3 $49.12
Aspira Women's Health INC 2 $43.90
Inari Medical, INC. 1 $29.57
Sage Therapeutics, INC. 1 $24.45
Organon LLC 1 $17.51
Exeltis, USA INC. 1 $15.30
Amgen INC. 1 $14.75

By nature of payment

Food and Beverage
$319

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
165
Patients
53
Total drug cost
$13,399
Drug Type Claims Patients Total cost
Estradiol Generic 56 16 $4,807
Metronidazole Generic 25 19 $104
Fluconazole Generic 23 18 $87
Paroxetine Hcl Generic 18 0 $125
Premarin (Estrogens, Conjugated) Brand 16 0 $6,924
Valacyclovir (Valacyclovir Hcl) Brand 16 0 $1,284
Fluoxetine Hcl Generic 11 0 $69

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Massengill's medical specialty?
Dr. Kathryn Massengill practices Physician Assistant in Spartanburg, SC.
Where does Dr. Kathryn Massengill practice?
Dr. Kathryn Massengill practices at 853 N Church St Ste 600, Spartanburg, SC 293033070. Office phone: 6458345568.
What is Dr. Kathryn Massengill's NPI?
Dr. Kathryn Massengill's National Provider Identifier (NPI) is 1578890638, issued by NPPES.
Does Dr. Kathryn Massengill accept Medicare assignment?
Yes. Dr. Kathryn Massengill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Massengill 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 99213). Source: CMS Medicare Physician & Other Practitioners file.