Doctor profile · Federal record

Dr. Marianne Ruby, MD

Gynecology Physician (CMS: Obstetrics/Gynecology) · Reproductive Endocrinology Physician · Philadelphia, PA

  • NPI 1356433528
  • 51 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1015 Chestnut St Ste 601, Suite 601
Philadelphia, PA 191074306
(215) 923-1112
fax (215) 923-3344

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
March 14, 2018
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207VG0400X — NUCC code
State license (1)
Pennsylvania #MD018446E

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356433528. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
158
Distinct HCPCS
2
Medicare allowed
$16,948
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 122 102 $126
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 36 36 $43

In context: peer comparison

Among 7 peers in this city , average services per provider: 49. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, Inc. 1 $18.67

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
177
Patients
40
Total drug cost
$21,030
Drug Type Claims Patients Total cost
Synthroid (Levothyroxine Sodium) Brand 84 21 $10,460
Estradiol Generic 43 19 $7,079
Progesterone (Progesterone, Micronized) Brand 21 0 $1,331
Estradiol (Twice Weekly) (Estradiol) Brand 17 0 $1,621
Liothyronine Sodium Generic 12 0 $538

Frequently asked questions

Auto-generated from federal data
What is Dr. Marianne Ruby's medical specialty?
Dr. Marianne Ruby practices Gynecology Physician in Philadelphia, PA.
Where does Dr. Marianne Ruby practice?
Dr. Marianne Ruby practices at 1015 Chestnut St Ste 601, Philadelphia, PA 191074306. Office phone: 2159231112.
What is Dr. Marianne Ruby's NPI?
Dr. Marianne Ruby's National Provider Identifier (NPI) is 1356433528, issued by NPPES.
Does Dr. Marianne Ruby accept Medicare assignment?
Dr. Marianne Ruby does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Marianne Ruby commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.