Philip Lynn, M.D.
NPI 1326044819 · Internal Medicine Physician · Garden Grove, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Lynn, M.D. is a Internal Medicine Physician provider in Garden Grove, CA (NPI 1326044819).
Provider details
- NPI number
- 1326044819
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G66511 (CA)
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
21 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
5,804 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 1,100 | $42 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 716 | $139 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 715 | $67 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 618 | $54 |
| Collection and Interpretation of Physical Parameters Stored in Computers And/Or Transmitted By the Patient And/Or Caregiver to Qualified Health Care Professional, Requiring 30 Minutes Or More, Per 30 Days99091 | 574 | $56 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 308 | 100 |
| Losartan Potassium | 222 | 61 |
| Amlodipine Besylate | 194 | 58 |
| Metformin Hcl | 149 | 41 |
| Rosuvastatin Calcium | 132 | 38 |
| Levocetirizine Dihydrochloride | 127 | 79 |
| Alendronate Sodium | 103 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2011-12-02
Frequently asked questions
- What is Philip Lynn's NPI number?
- Philip Lynn's National Provider Identifier (NPI) is 1326044819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Lynn's specialty?
- Philip Lynn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Lynn located?
- Philip Lynn's practice location on file with NPPES is 14411 Brookhurst St, Garden Grove, CA 92843-4667.
- What is Philip Lynn's phone number?
- The practice phone number listed in the NPPES registry for Philip Lynn is (714) 839-4545.
- Does Philip Lynn accept Medicare?
- Philip Lynn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Lynn's NPI active?
- Yes — Philip Lynn's NPI (1326044819) is active in the NPPES registry as of the last update on 2011-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.