C Riedel, D.O.
NPI 1629066923 · Obstetrics & Gynecology Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
C Riedel, D.O. is a Obstetrics & Gynecology Physician provider in Allentown, PA (NPI 1629066923).
Provider details
- NPI number
- 1629066923
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS009291L (PA)
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
92 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 | 43 | $129 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 30 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $93 |
Typical Medicare-allowed amounts for these services range $41–$129 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clindamycin Hcl | 36 | 32 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 33 | 21 |
| Valacyclovir Hclbrand: Valacyclovir | 25 | — |
| Norethindrone | 25 | — |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 25 | — |
| Estradiol | 23 | 11 |
| Nystatin/Triamcinolone Acetbrand: Nystatin-Triamcinolone | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-11
- Last updated
- 2024-05-13
- Certified
- 2024-05-13
Frequently asked questions
- What is C Riedel's NPI number?
- C Riedel's National Provider Identifier (NPI) is 1629066923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is C Riedel's specialty?
- C Riedel is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is C Riedel located?
- C Riedel's practice location on file with NPPES is 1941 W Hamilton St, Allentown, PA 18104-6470.
- What is C Riedel's phone number?
- The practice phone number listed in the NPPES registry for C Riedel is (610) 432-4665.
- Does C Riedel accept Medicare?
- C Riedel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is C Riedel's NPI active?
- Yes — C Riedel's NPI (1629066923) is active in the NPPES registry as of the last update on 2024-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.