Doctor profile · Federal record

Dr. Grecia Singleton, MD

Hospice and Palliative Medicine (Internal Medicine) Physician (CMS: Hospice/Palliative Care) · Houston, TX

  • NPI 1982166005
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161
Mailing address
Po Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RH0002X — NUCC code
State license (1)
Texas #47964

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982166005. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
77
Distinct HCPCS
4
Medicare allowed
$10,448
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 38 29 $143
99214 Established patient office or other outpatient visit, 30-39 minutes 15 12 $99
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 13 11 $121
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $178

In context: peer comparison

Among 11 peers in this city , average services per provider: 49. This provider delivers 1.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
72
Patients
11
Total drug cost
$1,318
Drug Type Claims Patients Total cost
Morphine Sulfate Er (Morphine Sulfate) Brand 19 0 $428
Morphine Sulfate Generic 16 11 $348
Oxycodone Hcl Generic 14 0 $244
Mirtazapine Generic 12 0 $147
Hydromorphone Hcl Generic 11 0 $152

Frequently asked questions

Auto-generated from federal data
What is Dr. Grecia Singleton's medical specialty?
Dr. Grecia Singleton practices Hospice and Palliative Medicine (Internal Medicine) Physician in Houston, TX.
Where does Dr. Grecia Singleton practice?
Dr. Grecia Singleton practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Grecia Singleton's NPI?
Dr. Grecia Singleton's National Provider Identifier (NPI) is 1982166005, issued by NPPES.
Does Dr. Grecia Singleton accept Medicare assignment?
Yes. Dr. Grecia Singleton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grecia Singleton commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.