Gerrit Schipper, MD
NPI 1134101884 · Obstetrics & Gynecology Physician · Frederick, MD
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerrit Schipper, MD is a Obstetrics & Gynecology Physician provider in Frederick, MD (NPI 1134101884).
Provider details
- NPI number
- 1134101884
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0025514 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,542 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 402 | $91 |
| Pelvic Exam99459 | 339 | $23 |
| Urinalysis, Manual Test81002 | 138 | $3 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $127 |
| Screening 3d Breast Mammography77063 | 97 | $52 |
| Screening Mammography77067 | 97 | $128 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 193 | 111 |
| Solifenacin Succinate | 49 | 28 |
| Gabapentin | 48 | 45 |
| Estradiolbrand: Yuvafem | 37 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 37 | 33 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 34 | 31 |
| Progesterone, Micronized |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$848 across 45 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-17
- Last updated
- 2021-05-12
- Certified
- 2021-05-12
Frequently asked questions
- What is Gerrit Schipper's NPI number?
- Gerrit Schipper's National Provider Identifier (NPI) is 1134101884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerrit Schipper's specialty?
- Gerrit Schipper is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Gerrit Schipper located?
- Gerrit Schipper's practice location on file with NPPES is 61 Thomas Johnson Dr, Frederick, MD 21702-4301.
- What is Gerrit Schipper's phone number?
- The practice phone number listed in the NPPES registry for Gerrit Schipper is (301) 663-6171.
- Does Gerrit Schipper accept Medicare?
- Gerrit Schipper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerrit Schipper's NPI active?
- Yes — Gerrit Schipper's NPI (1134101884) is active in the NPPES registry as of the last update on 2021-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.