Crystal Rayon, M.D.
NPI 1265968655 · Family Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Rayon, M.D. is a Family Medicine Physician provider in Milwaukee, WI (NPI 1265968655).
Provider details
- NPI number
- 1265968655
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036.174736 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
95 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 | 45 | $119 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 20 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $85 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 13 | $169 |
Typical Medicare-allowed amounts for these services range $85–$169 (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 |
|---|---|---|
| Atorvastatin Calcium | 130 | 45 |
| Amlodipine Besylate | 96 | 30 |
| Lisinopril | 70 | 26 |
| Losartan Potassium | 65 | 24 |
| Rosuvastatin Calcium | 53 | 14 |
| Metoprolol Succinate | 52 | 16 |
| Levothyroxine Sodium |
Practice location
Mailing address
Additional practice locations (2)
- 836 W Wellington AveChicago, IL 60657-5147Phone: (773) 975-1600
- 8201 E Riverside BlvdRockford, IL 61114-2300Phone: (815) 971-7000Fax: (815) 968-4795
Registry dates
- Enumerated
- 2017-05-04
- Last updated
- 2025-08-18
- Certified
- 2025-08-18
Frequently asked questions
- What is Crystal Rayon's NPI number?
- Crystal Rayon's National Provider Identifier (NPI) is 1265968655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Rayon's specialty?
- Crystal Rayon is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Crystal Rayon located?
- Crystal Rayon's practice location on file with NPPES is 1575 N Rivercenter Dr, Milwaukee, WI 53212-3978.
- What is Crystal Rayon's phone number?
- The practice phone number listed in the NPPES registry for Crystal Rayon is (414) 283-8444.
- Does Crystal Rayon accept Medicare?
- Crystal Rayon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Rayon's NPI active?
- Yes — Crystal Rayon's NPI (1265968655) is active in the NPPES registry as of the last update on 2025-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.