2026 NPPES data Foot & Ankle Surgery Podiatrist NPI 1598772394 DPM
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HAROLD KOEHLER, DPM

Foot & Ankle Surgery Podiatrist in AUBURN HILLS, Michigan. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
409
Medicare Part D claims · 189 beneficiaries · Foot & Ankle Surgery Podiatrist avg: 309

What the federal data shows

HAROLD KOEHLER, DPM filed 409 Medicare Part D claims in 2023 as a Foot & Ankle Surgery Podiatrist in AUBURN HILLS, Michigan.

409
Part D claims, 2023

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

HAROLD KOEHLER, DPM's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

409 Top 38% higher than 62% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). This entry sits in this band. 600–800: 56,224 prescribers (4%). Above this entry. 800–1,000: 40,919 prescribers (3%). Above this entry. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2,000–2,200: 213,991 prescribers (16%). Above this entry. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about HAROLD KOEHLER, DPM?

Quality data not reported

NPI registry status

Active

Issued 08/02/2006

NPI 1598772394

Primary specialty

Foot & Ankle Surgery Podiatrist

Mid-sized

8,920 US NPIs in this specialty

Medicare Part D claims

409 32% vs specialty avg

2023 prescription claims

Specialty avg: 309

Specialty distribution in Michigan

How Foot & Ankle Surgery Podiatrist compares to other specialties among Michigan providers

Michigan providers

Foot & Ankle Surgery Podiatrist share within Michigan

1. Foot & Ankle Surgery Podiatrist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Foot & Ankle Surgery Podiatrist share within Michigan

Specialty board-certification context

Estimated specialty board-certified rate — Foot & Ankle Surgery Podiatrist (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Foot & Ankle Surgery Podiatrist ABMS/AOA estimate

Est. board-certified rate (Foot & Ankle Surgery Podiatrist) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Foot & Ankle Surgery Podiatrist) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

HAROLD KOEHLER, DPM appears in the CMS NPPES registry as a Foot & Ankle Surgery Podiatrist provider holding DPM credentials at 2251 N SQUIRREL RD, AUBURN HILLS, MI, 48326, with a listed phone of (248) 377-0033. NPI 1598772394 was issued on 08/02/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what KOEHLER most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 409 prescription claims written by this provider, covering 189 Medicare beneficiaries and totaling roughly $7K in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Foot & Ankle Surgery Podiatrist is a mid-sized specialty nationwide, with 8,920 enrolled providers across 53 states and an average of 309 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Provider Details

NPI 1598772394
Specialty Foot & Ankle Surgery Podiatrist
Credentials DPM
Gender Male
NPI Issued 08/02/2006

License & disciplinary context — Michigan MI-BOM 2023 annual report

Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~41K Michigan medical licensees in 2023 — they are NOT specific to HAROLD KOEHLER, DPM. To verify HAROLD KOEHLER, DPM's current license status, search the MI-BOM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

123
Total board actions, Michigan 2023
Across 120 cases
3.00
Actions per 1,000 licensees
Michigan statewide rate
probation
Most common action type
44 cases

MI-BOM publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Michigan disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

409
Total Claims
$7K
Total Drug Cost
189
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
468
Total Day Supply
11,482
Generic Drug Cost
$6K
Antibiotic Claims
99

Patient Demographics

Average Patient Age
74.2 years
Avg HCC Risk Score
1.56
Gender Split
46% female / 54% male
Age Distribution
<65: 16, 65-74: 79, 75-84: 69, 85+: 25

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What HAROLD KOEHLER, DPM prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Cephalexin
77
Ciclopirox
Ciclopirox Olamine
71
Meloxicam
50
Pentoxifylline
23
Terbinafine Hcl
21
Mupirocin
18
Ammonium Lactate
15
Clotrimazole-Betamethasone
Clotrimazole/Betamethasone Dip
13
Colchicine
13

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Foot & Ankle Surgery Podiatrist Overview

How HAROLD KOEHLER, DPM fits within the Foot & Ankle Surgery Podiatrist landscape nationally.

8,920
Foot & Ankle Surgery Podiatrist Providers in US
53
States with Foot & Ankle Surgery Podiatrist
309
Avg Claims per Provider

HAROLD KOEHLER, DPM's 409 claims are above the specialty average of 309.

Nearby Foot & Ankle Surgery Podiatrist Providers in Michigan

Other clinicians with the same primary specialty enrolled in Michigan, drawn from the same CMS NPPES roster as KOEHLER.

Compare Foot & Ankle Surgery Podiatrist nationally: see state-by-state distribution →

Frequently Asked Questions

What is HAROLD KOEHLER, DPM's specialty?
HAROLD KOEHLER, DPM specializes in Foot & Ankle Surgery Podiatrist and practices in AUBURN HILLS, Michigan. Credentials: DPM.
How much does HAROLD KOEHLER, DPM prescribe under Medicare Part D?
In 2023, HAROLD KOEHLER, DPM wrote 409 Medicare Part D claims totaling $7K in drug costs for 189 beneficiaries.
Where is HAROLD KOEHLER, DPM located?
HAROLD KOEHLER, DPM is located at 2251 N SQUIRREL RD, AUBURN HILLS, MI, 48326. Phone: (248) 377-0033.
What is HAROLD KOEHLER, DPM's NPI number?
HAROLD KOEHLER, DPM's National Provider Identifier (NPI) is 1598772394, issued on 08/02/2006.
How many Foot & Ankle Surgery Podiatrist providers are there in the US?
There are 8,920 Foot & Ankle Surgery Podiatrist providers across 53 states in the US. The average Foot & Ankle Surgery Podiatrist provider writes 309 Medicare Part D claims per year.
What drugs does HAROLD KOEHLER, DPM prescribe most often?
Based on 2023 Medicare Part D data, HAROLD KOEHLER, DPM's most frequently prescribed drugs include Cephalexin, Ciclopirox, Meloxicam. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does HAROLD KOEHLER, DPM accept Medicare?
HAROLD KOEHLER, DPM appears in CMS Medicare data with 409 Part D claims and 189 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify HAROLD KOEHLER, DPM's credentials?
HAROLD KOEHLER, DPM's NPI is 1598772394 with credentials DPM. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology