Stephen Marks, MD
NPI 1134126006 · Obstetrics & Gynecology Physician · North Little Rock, AR
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Marks, MD is a Obstetrics & Gynecology Physician provider in North Little Rock, AR (NPI 1134126006).
Provider details
- NPI number
- 1134126006
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C5424 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
496 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 241 | $115 |
| Wet Mounts, Including Preparations of Vaginal, Cervical Or Skin SpecimensQ0111 | 181 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $82 |
| Ultrasound Scan of Uterus, Ovaries, Tubes, Cervix and Pelvic Area Through Vagina76830 | 29 | $100 |
| Urinalysis, Manual Test81002 | 14 | $3 |
Typical Medicare-allowed amounts for these services range $3–$115 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 474 | 131 |
| Progesterone, Micronizedbrand: Progesterone | 109 | 26 |
| Liothyronine Sodium | 68 | 16 |
| Levothyroxine Sodium | 66 | 16 |
| Fluconazole | 59 | 27 |
| Alprazolam | 53 | — |
| Trazodone Hcl | 48 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2010-08-11
Frequently asked questions
- What is Stephen Marks's NPI number?
- Stephen Marks's National Provider Identifier (NPI) is 1134126006, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Marks's specialty?
- Stephen Marks is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Marks located?
- Stephen Marks's practice location on file with NPPES is 3343 Springhill Dr, North Little Rock, AR 72117-2930.
- What is Stephen Marks's phone number?
- The practice phone number listed in the NPPES registry for Stephen Marks is (501) 758-9251.
- Does Stephen Marks accept Medicare?
- Stephen Marks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Marks's NPI active?
- Yes — Stephen Marks's NPI (1134126006) is active in the NPPES registry as of the last update on 2010-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.