Doctor profile · Federal record

Dr. Christopher Ash, D.O.

Surgery Physician (CMS: General Surgery) · Grand Blanc, MI

  • NPI 1295751550
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8235 N Holly RD, Suite 1
Grand Blanc, MI 484392441
(810) 694-9700
fax (810) 694-9940

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 1, 2009
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Michigan #5101012739
Medicaid
MI #114190226

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295751550. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
117
Distinct HCPCS
6
Medicare allowed
$19,551
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 31 31 $107
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $159
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 17 $126
49650 Repair of groin hernia using an endoscope 17 17 $491
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 15 $76
99213 Established patient office or other outpatient visit, 20-29 minutes 15 14 $86

In context: peer comparison

Among 2 peers in Grand Blanc Surgery Physician, average services per provider: 18. This provider delivers 6.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,474
Transactions
14
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 12 $4,292.98
Tela Bio, INC. 1 $138.94
Abbvie INC. 1 $41.81

By nature of payment

Education
$4,000
Food and Beverage
$474

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
159
Patients
0
Total drug cost
$13,749
Drug Type Claims Patients Total cost
Ciprofloxacin Hcl Generic 15 0 $102
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 13 0 $73
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $447
Atorvastatin Calcium Generic 12 0 $35
Duloxetine Hcl Generic 12 0 $104
Eliquis (Apixaban) Brand 12 0 $6,729
Gabapentin Generic 12 0 $88
Levothyroxine Sodium Generic 12 0 $71
Metoprolol Tartrate Generic 12 0 $37
Myrbetriq (Mirabegron) Brand 12 0 $5,364

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Ash's medical specialty?
Dr. Christopher Ash practices Surgery Physician in Grand Blanc, MI.
Where does Dr. Christopher Ash practice?
Dr. Christopher Ash practices at 8235 N Holly RD, Grand Blanc, MI 484392441. Office phone: 8106949700.
What is Dr. Christopher Ash's NPI?
Dr. Christopher Ash's National Provider Identifier (NPI) is 1295751550, issued by NPPES.
Does Dr. Christopher Ash accept Medicare assignment?
Yes. Dr. Christopher Ash accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Ash commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); New patient office or other outpatient visit (HCPCS 99204); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.