Doctor profile · Federal record

Dr. Marsha Howerton Engles, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Tulsa, OK

  • NPI 1790720456
  • Accepts Medicare
  • 40 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1919 S Wheeling Ave, Ste 300
Tulsa, OK 741045632
(918) 794-0701
fax (918) 794-0709

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 28, 2025
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Oklahoma #16121
Medicaid
OK #100113070A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790720456. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
312
Distinct HCPCS
6
Medicare allowed
$13,021
HCPCS Description Services Patients Avg allowed
G0328 Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous 101 101 $18
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 76 76 $39
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 72 72 $36
99214 Established patient office or other outpatient visit, 30-39 minutes 36 35 $119
99213 Established patient office or other outpatient visit, 20-29 minutes 14 14 $84
82274 Stool analysis for blood, by fecal hemoglobin determination by immunoassay 13 13 $16

In context: peer comparison

Among 23 peers in Tulsa Obstetrics & Gynecology Physician, average services per provider: 88. This provider delivers 3.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$290
Transactions
7
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Mayne Pharma Commercial LLC 1 $124.57
Abbvie INC. 1 $83.32
Exeltis, USA INC. 2 $32.04
Agile Therapeutics, INC. 1 $23.60
Millicent US INC 1 $13.57
CooperSurgical, INC. 1 $13.16

By nature of payment

Food and Beverage
$290

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
111
Patients
23
Total drug cost
$19,415
Drug Type Claims Patients Total cost
Estradiol Generic 54 23 $2,841
Myrbetriq (Mirabegron) Brand 18 0 $8,026
Estradiol (Twice Weekly) (Estradiol) Brand 14 0 $2,031
Premarin (Estrogens, Conjugated) Brand 13 0 $6,247
Alendronate Sodium Generic 12 0 $270

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marsha Howerton Engles's medical specialty?
Dr. Marsha Howerton Engles practices Obstetrics & Gynecology Physician in Tulsa, OK.
Where does Dr. Marsha Howerton Engles practice?
Dr. Marsha Howerton Engles practices at 1919 S Wheeling Ave, Tulsa, OK 741045632. Office phone: 9187940701.
What is Dr. Marsha Howerton Engles's NPI?
Dr. Marsha Howerton Engles's National Provider Identifier (NPI) is 1790720456, issued by NPPES.
Does Dr. Marsha Howerton Engles accept Medicare assignment?
Yes. Dr. Marsha Howerton Engles accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marsha Howerton Engles commonly perform?
Top Medicare-reported procedures in 2023: Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous (HCPCS G0328); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.