Katie Macfarlane, D.O.
NPI 1548491129 · Internal Medicine Physician · Farmington Hills, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katie Macfarlane, D.O. is a Internal Medicine Physician provider in Farmington Hills, MI (NPI 1548491129).
Provider details
- NPI number
- 1548491129
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 5101018100 (MI)
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
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
898 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 321 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 236 | $135 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 141 | $140 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 65 | $116 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 56 | $179 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 273 | 96 |
| Famotidine | 155 | 55 |
| Omeprazole | 118 | 50 |
| Linaclotidebrand: Linzess | 60 | 19 |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 42 | — |
| Mesalamine | 35 | — |
| Lipase/Protease/Amylasebrand: Creon | 34 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,869 across 95 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
Additional practice locations (2)
- 1 William Carls Dr Ste 220Commerce Twp, MI 48382-2201Phone: (248) 579-9220Fax: (248) 426-7350
- 27301 Dequindre Rd Ste 314Madison Heights, MI 48071-3459Phone: (248) 579-9220Fax: (248) 426-7350
Registry dates
- Enumerated
- 2009-07-30
- Last updated
- 2026-03-06
- Certified
- 2026-03-06
Frequently asked questions
- What is Katie Macfarlane's NPI number?
- Katie Macfarlane's National Provider Identifier (NPI) is 1548491129, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katie Macfarlane's specialty?
- Katie Macfarlane is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katie Macfarlane located?
- Katie Macfarlane's practice location on file with NPPES is 23133 Orchard Lake Rd Ste 200, Farmington Hills, MI 48336-3268.
- What is Katie Macfarlane's phone number?
- The practice phone number listed in the NPPES registry for Katie Macfarlane is (248) 579-9220.
- Does Katie Macfarlane accept Medicare?
- Katie Macfarlane is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katie Macfarlane's NPI active?
- Yes — Katie Macfarlane's NPI (1548491129) is active in the NPPES registry as of the last update on 2026-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.