Doctor profile · Federal record

Dr. William Dachman, MD

Internal Medicine Physician (CMS: Internal Medicine) · Phoenix, AZ

  • NPI 1427076405
  • Accepts Medicare
  • MIPS 86.0 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2601 E Roosevelt St
Phoenix, AZ 850084973
(602) 344-5020
fax (602) 344-1488
Mailing address
2929 E Thomas RD
Phoenix, AZ 850168034

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 10, 2011
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #17287
Medicaid
AZ #282252

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427076405. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
5
Medicare allowed
$18,399
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 95 37 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 38 16 $117
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 37 11 $73
99238 Hospital discharge day management, 30 minutes or less 29 29 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 11 $128

In context: peer comparison

Among 171 peers in Phoenix Internal Medicine Physician, average services per provider: 159. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,962
Patients
201
Total drug cost
$120,463
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 334 22 $5,044
Eliquis (Apixaban) Brand 243 23 $77,130
Atorvastatin Calcium Generic 182 31 $2,864
Gabapentin Generic 163 26 $4,717
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 146 0 $2,646
Levothyroxine Sodium Generic 116 14 $1,731
Metoprolol Tartrate Generic 112 22 $1,183
Furosemide Generic 108 16 $867
Amlodipine Besylate Generic 88 18 $940
Potassium Chloride Generic 88 15 $4,348

Frequently asked questions

Auto-generated from federal data
What is Dr. William Dachman's medical specialty?
Dr. William Dachman practices Internal Medicine Physician in Phoenix, AZ.
Where does Dr. William Dachman practice?
Dr. William Dachman practices at 2601 E Roosevelt St, Phoenix, AZ 850084973. Office phone: 6023445020.
What is Dr. William Dachman's NPI?
Dr. William Dachman's National Provider Identifier (NPI) is 1427076405, issued by NPPES.
Does Dr. William Dachman accept Medicare assignment?
Yes. Dr. William Dachman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Dachman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.