Michael Rydberg, MD
NPI 1427580935 · Geriatric Medicine (Internal Medicine) Physician · Chapel Hill, NC
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Rydberg, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Chapel Hill, NC (NPI 1427580935).
Provider details
- NPI number
- 1427580935
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2022-00056 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
274 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 54 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 42 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $85 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 31 | $15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 80 | 28 |
| Atorvastatin Calcium | 68 | 28 |
| Apixabanbrand: Eliquis | 52 | 16 |
| Hydrochlorothiazide | 37 | — |
| Levothyroxine Sodium | 37 | 13 |
| Mirtazapine | 32 | — |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-03
- Last updated
- 2024-08-14
- Certified
- 2024-08-14
Frequently asked questions
- What is Michael Rydberg's NPI number?
- Michael Rydberg's National Provider Identifier (NPI) is 1427580935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Rydberg's specialty?
- Michael Rydberg is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Rydberg located?
- Michael Rydberg's practice location on file with NPPES is 101 Manning Dr, Chapel Hill, NC 27514-4220.
- What is Michael Rydberg's phone number?
- The practice phone number listed in the NPPES registry for Michael Rydberg is (919) 445-6764.
- Does Michael Rydberg accept Medicare?
- Michael Rydberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Rydberg's NPI active?
- Yes — Michael Rydberg's NPI (1427580935) is active in the NPPES registry as of the last update on 2024-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.