Irene Teper, M.D.
NPI 1073584520 · Internal Medicine Physician · Mill Valley, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Teper, M.D. is a Internal Medicine Physician provider in Mill Valley, CA (NPI 1073584520).
Provider details
- NPI number
- 1073584520
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A84912 (CA)
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
438 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 | 212 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 175 | $154 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 27 | $17 |
| Detection Test By Nucleic Acid for Multiple Types of Respiratory Virus, Multiple Types Or Subtypes, 3-5 Targets87631 | 12 | $140 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 12 | $87 |
Typical Medicare-allowed amounts for these services range $17–$154 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 100 | 30 |
| Rosuvastatin Calcium | 97 | 36 |
| Atorvastatin Calcium | 96 | 34 |
| Gabapentin | 59 | 17 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 58 | 53 |
| Omeprazole | 45 | 13 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$263 across 3 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
- 2006-01-31
- Last updated
- 2023-02-22
- Certified
- 2023-02-22
Frequently asked questions
- What is Irene Teper's NPI number?
- Irene Teper's National Provider Identifier (NPI) is 1073584520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Teper's specialty?
- Irene Teper is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Teper located?
- Irene Teper's practice location on file with NPPES is 655 Redwood Hwy Frontage Rd Ste 375, Mill Valley, CA 94941-3041.
- What is Irene Teper's phone number?
- The practice phone number listed in the NPPES registry for Irene Teper is (415) 212-8332.
- Does Irene Teper accept Medicare?
- Irene Teper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Teper's NPI active?
- Yes — Irene Teper's NPI (1073584520) is active in the NPPES registry as of the last update on 2023-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.