Doctor profile · Federal record

Dr. Kathleen Knapp, D.O.

Family Medicine Physician (CMS: Family Practice) · Howell, MI

  • NPI 1891776100
  • Accepts Medicare
  • 41 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1320 Byron RD, Suite A
Howell, MI 488431077
(517) 548-9200
fax (517) 548-2689

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
June 14, 2021
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #009252
Medicaid
MI #1843383

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891776100. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,260
Distinct HCPCS
10
Medicare allowed
$139,744
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 523 194 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 253 151 $118
G0444 Annual depression screening, 5 to 15 minutes 157 157 $17
J0696 Injection, ceftriaxone sodium, per 250 mg 152 21 $1
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 127 102 $13
96372 Injection of drug or substance under skin or into muscle 125 42 $13
G0008 Administration of influenza virus vaccine 124 122 $29
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 121 121 $155
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 107 105 $21
81001 Manual urinalysis test with examination using microscope, automated 86 61 $3

In context: peer comparison

Among 8 peers in Howell Family Medicine Physician, average services per provider: 63. This provider delivers 36× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$307
Transactions
16
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 5 $101.67
Abbvie INC. 4 $81.66
Pfizer INC. 2 $39.81
Amgen INC. 2 $33.73
Mylan Specialty L.P. 1 $19.23
Lilly USA, LLC 1 $16.44
GlaxoSmithKline, LLC. 1 $13.96

By nature of payment

Food and Beverage
$307

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,690
Patients
1,501
Total drug cost
$132,119
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 524 140 $9,385
Lisinopril Generic 478 139 $6,901
Rosuvastatin Calcium Generic 434 133 $12,512
Amlodipine Besylate Generic 404 118 $4,330
Atorvastatin Calcium Generic 389 114 $7,014
Losartan Potassium Generic 298 76 $6,301
Metoprolol Succinate Generic 278 85 $6,420
Omeprazole Generic 275 86 $6,508
Shingrix (Varicella-Zoster Ge/As01b/Pf) Brand 272 167 $55,061
Alprazolam Generic 271 56 $2,854

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Knapp's medical specialty?
Dr. Kathleen Knapp practices Family Medicine Physician in Howell, MI.
Where does Dr. Kathleen Knapp practice?
Dr. Kathleen Knapp practices at 1320 Byron RD, Howell, MI 488431077. Office phone: 5175489200.
What is Dr. Kathleen Knapp's NPI?
Dr. Kathleen Knapp's National Provider Identifier (NPI) is 1891776100, issued by NPPES.
Does Dr. Kathleen Knapp accept Medicare assignment?
Yes. Dr. Kathleen Knapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Knapp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.