Tiffany Colby, M.D.
NPI 1649422965 · Family Medicine Physician · Woodland Hills, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Colby, M.D. is a Family Medicine Physician provider in Woodland Hills, CA (NPI 1649422965).
Provider details
- NPI number
- 1649422965
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 196 | 91 |
| Amlodipine Besylate | 127 | 64 |
| Losartan Potassium | 78 | 33 |
| Lisinopril | 70 | 36 |
| Famotidine | 52 | 33 |
| Levothyroxine Sodium | 51 | 27 |
| Hydrochlorothiazide | 47 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-17
- Last updated
- 2022-02-11
Frequently asked questions
- What is Tiffany Colby's NPI number?
- Tiffany Colby's National Provider Identifier (NPI) is 1649422965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Colby's specialty?
- Tiffany Colby is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tiffany Colby located?
- Tiffany Colby's practice location on file with NPPES is 5601 De Soto Ave, Woodland Hills, CA 91367-6701.
- What is Tiffany Colby's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Colby is (888) 515-3500.
- Does Tiffany Colby accept Medicare?
- Tiffany Colby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Colby's NPI active?
- Yes — Tiffany Colby's NPI (1649422965) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.